Association With Control/Drive Circuits TRIZ Cases

A recessed substrate layout around conductive pads blocks resin intrusion during motor molding while preserving electrical connections and appearance.

An inclined housing with a lower coolant inlet and upper outlet suppresses air bubbles and heat buildup in rotary machine power converters.

A split case with a wall-body gap lets bus bars pass through the housing, shortening routing, cutting weight, and keeping flexible connections.

A controller monitors battery status and lowers brushless motor power in selected modes to extend cordless fastener driver runtime.

Negative-pressure airflow through shaft holes and casing vents cools the controller inner and outer regions to suppress temperature imbalance.

Integrated coolant channels cool both sides of the capacitor core package, improving heat dissipation and service life in compact motor control units.

An annular air-permeable cover lets a wheel rim generator shed heat while converting rotational energy into usable DC power.

A heat-insulating partition separates motor and controller hot spots, limiting heat damage while improving cooling and EMI shielding.

A cabled battery power unit shifts weight off the operator while an onboard motor keeps the concrete vibrator head running at controlled frequency.

Ventilation windows and outer ducts let cooling ribs stay on the housing, increasing heat dissipation area and reducing local overheating.

Distributed planar units with aligned encoder spacing enable scalable mover positioning, real-time control, and continued operation after unit failures.

A standardized motor assembly and damper plate let flange specs change without reworking jigs, cutting cost while improving vibration damping.

A sealed controller-switch terminal interface blocks iron powder entry in grinders while keeping direct electrical contact reliable.

Flexible thermally conductive potting transfers heat from PCB-mounted power switches to the motor drive housing, reducing derating in hot conditions.

Concentric rings with ultra-low-voltage converters cut converter weight and preserve symmetric magnetic fields during faults.

A cup-shaped motor cover uses sealing and damping parts to block moisture, stop air leakage, and isolate blower vibration from the flange.

Insertion-connected battery, motor, and control unit remove external cables and tubes to save space, cut weight, and improve sealing.

A notch or band-stop suppressor filters pump pulsation from pressure or flow feedback, stabilizing inverter-controlled discharge.

A high-melting resin cover and solder coating eliminate screw fixation, enabling smaller electronic components with fewer assembly steps.

A rigid insertion section and flexible contact section let the contact pin absorb thermal and mechanical movement while reducing contact zone wear.

A dual-diffuser hub vents heated air and conducts heat away from the bearing, keeping compact motors cooler while sustaining airflow and durability.

Acceleration-period current is segmented and frequency-analyzed to detect motor equipment faults despite inverter noise and load variation.

AC sensor plates monitor shared motor and inverter oil to detect metal and water contamination before fluid-driven failures occur.

A recessed solder pocket in the blower housing preserves insulation at the winding connection while reducing axial thickness and blower size.

A modular solenoid pump layout uses a removable filter bowl and controlled valve actuation to handle higher back pressure and easier servicing.

A partition-wall opening lets the stator core sit closer to the differential, shrinking the drive unit while keeping left and right shaft lengths even.

By moving the O-ring groove to the housing connection part, this compressor layout frees inverter case radial expansion while maintaining refrigerant sealing.

A cover-mounted handle and shaft interlock keeps an MCC bucket closed until the disconnect switch is off, preventing energized access during service.

Sealing members and adjustable connector positioning keep the motor-inverter interface water-tight despite connector misalignment.

Evenly splitting stator windings across multiple inverters balances inductance, limits torque ripple, and sustains torque under drive faults.

By merging temperature and current sensing into state estimation, the controller detects overheating risk earlier and triggers protective operation changes.

A motor-mounted control unit replaces auxiliary connectors and serves as torque support, saving installation space in sun protection systems.

A parallel hardware fail-safe path lets an energy-stored motor module override normal control during power loss or low charge.

Dual-frequency BLDC motor control speeds piston rod extension and retraction while temperature display helps manage load and stress.

Coolant routed through the rotor shaft sprays the inverter heat sink and winding head, easing power electronics heat limits on continuous output.

A pot-shaped cooling housing encloses capacitor and transistor boards to improve heat dissipation and simplify inverter assembly in tight space.

A frame with urging elements presses inverter power transistors to the housing wall, improving heat dissipation and simplifying service access.

An annular inverter layout around a central capacitor cuts EV motor package size and weight while improving heat dissipation and assembly.

Sealed stator cooling channels remove heat from a BLDC motor while labyrinth seals block dust contamination in handheld tool use.

A sensor ring fixed to coil blocks gives slotless motors a stable rotor reference, improving position accuracy and torque control.

An axial heat transfer plate boosts control-board heat dissipation through the housing without enlarging the motor device.

A two-PCB control layout above the motor cuts drive-unit space and cost while improving cable routing, interference control, and Hall sensing accuracy.

Placing the circuit substrate between the stator and end cover with thin insulation sheets cuts axial length while maintaining insulation and heat dissipation.

Exposed bus bar thermal surfaces conduct controller heat into a heat sink and fluid cooling path, keeping turbomachine e-machine control compact and stable.

By integrating the oil pump controller into the power converter control unit, this case cuts occupied area, parts count, weight, and cost.

A lead-frame and bridge-frame link the valve section to the pump motherboard, cutting separate wiring bundles and component cost.

A vent hole placed in the connector block and sealed with curing material maintains ECU waterproofing while enabling smaller integrated connectors.