Air-Treating Devices TRIZ Cases

See how a movable central guiding blade in a vehicle air diffuser maintains parallel airflow ch

See how a bypass chiller line enables independent battery cooling without engine waste heat, re

See how dual clutches enable an EV traction motor to power cabin cleaning devices, eliminating

See how sequential slat closure with elastic coupling distributes closing forces evenly, achiev

See how thick-film heating layers replace PTC heaters to reach 400°C in heat exchangers, improv

High-frequency signal monitoring adapts arc fault thresholds to DC current, AC loads, and power source type to cut false alarms in refrigeration units.

See how LNG expansion cooling replaces compressor-based air conditioning in gas vehicles, reduc

See how circumferential and axial ribs maintain drain hose extremity stiffness, prevent deforma

See how a plastic tie rod uses interlocking ribs and a foldable clip to enable length adjustmen

See how positioning refrigerant inlet and outlet at the same end shortens flow paths, reduces p

See how a battery-based energy storage device monitors TRU component usage and overrides contro

See how localized vibration damping parts in the housing suppress gear noise in rotary apparatu

See how controlled refrigerant pressure during defrosting limits temperature jumps to reduce th

See how segmented heating medium circuits with switchable heat transfer enable simultaneous bat

See how dual vapor compression cooling units with separation structure replace hazardous cryoge

Closed-loop current sensing lets transport HVAC controllers limit compressor and source load, detect faults, and prevent high-voltage overload damage.

See how a mode cam and gear-rack linkage enable a single actuator to control HVAC doors rotatin

Using resin pipes reinforced with non-metal fibers across most of the refrigerant loop cuts vehicle AC piping weight while maintaining pressure resistance.

See how a polymeric bracket with controlled failure zones enables high voltage components to de

See how a brazed fixing plate integrates the gas-liquid separator with condenser pipes, reducin

A hybrid vapor-compression and phase-change cargo cooling setup extends −30°C to −80°C transport with lower cost and backup capacity.

Silver particles and liposomes in a rail HVAC filter inactivate airborne viruses while limiting recirculation without major hardware changes.

See how a separate coolant circuit absorbs motor heat without warming the refrigerant, maintain

See how a cartridge-based UV-C air treatment block degrades viral genetic material in ventilati

See how a second heat exchanger pre-conditions refrigerant temperature to reduce uneven distrib

See how a vehicle refrigerator detects interior temperature rise and switches to quench mode fo

See how inverting the pivot mounting to the inner housing side protects vehicle venting valves

See how parallel resistance heating units with independent switches prevent current inrush duri

See how a hinge-mounted radiant heater adjusts position and angle to direct heat toward passeng

See how a stacked-disk module merges condenser, evaporator, and expansion valve into one compac

See how current sensing and remote connectivity isolate climate control energy costs from integ

See how voltage sensors detect unbalanced phases and phase loss in ship-based TRU grid power, e

See how a separable air duct system with bi-directional fans enables user-configurable airflow

See how a mono-material sealing edge with geometry-based rigidity variation achieves reliable a

See how a removable catalytic cartridge merges ozone conversion and heat exchange in one aircra

Parallel evaporator branches pull heat from battery coolant and outside air to limit refrigerant superheat and avoid compressor shutdown.

An inclined stack of flat tubes and corrugated fins preserves airflow and heat-exchange performance in tight vehicle mounting space.

See how segmented refrigerant circuits enable cabin heating from motor waste heat without cooli

See how throttle opening control maintains gas-liquid two-phase refrigerant state to prevent oi

See how a trailer refrigeration unit monitors return and supply air temperatures to limit heati

See how dual temperature sensors detect differential heating when a radiant surface is partiall

See how segmented material selection and nested lever design with a stopper reduce flap fatigue

See how a thermal drain bridges the fluid chamber and electronic card, enabling indirect temper

See how a motor-generator-rectifier machine replaces mechanical transmission to power variable

When filter dryer degradation raises refrigerant pressure loss, a monitored bypass valve reroutes flow to keep vapor cycle cooling operating.

See how periodic heater activation and controlled temperature adjustment prevent ice buildup on

See how S-shaped support arms elevate functional components in a roof air conditioner to reduce

See how a secondary heat exchanger in series captures remaining refrigerant heat to improve coe

Centralized feedback control adjusts fleet HVAC settings in real time to cut auxiliary power drain and preserve vehicle startup readiness.

When BEV battery charge drops during rear-seat remote cooling, the control opens a window to maintain ventilation and limit cabin heat rise.

A rotating valve core with circumferential conduction and cutoff regions replaces multiple EV thermal valves to save space and reduce flow resistance.

A shared heat pump and refrigerant-coolant loop manages battery, power electronics, and cabin loads with lower energy use, weight, and complexity.

A multi-way valve links battery, radiator, drive, and AC loops to balance temperatures and improve EV heating and cooling efficiency.

Bearing elements replace direct knob-to-base friction with rolling or sliding contact, cutting noise and improving knob stability.

Two heat exchangers and a gas-liquid separator reroute refrigerant so EVs can defrost while maintaining passenger cabin heating.

Multiple heat sources are superposed across electric-drive, heat-pump, and battery loops to speed low-temperature battery heating.

Waste heat from the battery and electric drive is routed through an integrated thermal unit to heat the cabin while improving energy use.

A rotatable multi-flow valve replaces multiple 3-way valves, enabling diverse EV coolant paths with one actuator in less package space.

Circumferential ribs and an annular channel create a tortuous leak path that cuts HVAC blower air leakage and noise while improving airflow.

Proportional valves link battery, drivetrain, and cabin coolant loops to reuse heat for EV cabin heating and stable component temperatures.

Sensors detect poor outside air, identify odor or fume sources such as leading vehicles, and trigger cabin cleaning or vehicle repositioning.

A side-mounted manipulation module steers front and rear vent wings without blocking the outlet, reducing drag and wind collision.

By detecting frost, moisture, and cabin conditions, the controller switches heating modes to clear the windshield with lower energy use.

Requested charging power is held below battery and compressor demand with a margin, preventing input power overshoot during cooled external charging.

A self-locking sealing unit enables stable vehicle fragrance release after brief actuation, reducing leakage and actuator energy use.

A front-rear console layout with laterally facing speakers improves cabin acoustics while saving space for control units, ducts, and hidden heat release.

Edge machine learning uses in-vehicle sensor data to identify users and automatically adjust cabin HVAC settings as conditions change.

By turning airflow vertical and aiming rear vents toward the floor-side engine room, this case frees front-seat space and shrinks the HVAC case.

Three-way valves reroute hydraulic waste heat around the radiator so more heat reaches the battery pack and compartment with lower energy loss.

Airflow routed around the fragrance medium improves in-cabin scent uniformity, extends duration, and makes cartridge replacement easier.

Dynamic compressor speed control uses cabin, ambient, solar, and vehicle-speed inputs to balance EV cooling response, stability, and energy use.

Movable multi-side air inlets switch outdoor airflow by driving direction and parking state to keep vehicle heat exchange effective.

A bulging battery pack cover shields a wire harness above a cross-member hole, limiting upward deformation during side impact.

Separate heat exchange trunks target different battery areas to improve temperature uniformity, cut energy loss, and raise operating efficiency.

Sliding inclines steer a crash-displaced refrigerant compressor away from the electric energy store to limit damage to nearby vehicle components.

Dual battery heat-exchange trunks target different battery regions to cut energy loss and improve vehicle thermal management efficiency.

An elastic noise reduction part and valve opening guide cut extractor grille valve collision noise while preserving vehicle cabin air discharge.

Inverter mode switching uses compressor heat to prevent refrigerant oil freezing and sustain cabin heating at low outdoor temperatures.

A trapezoidal air guide chamber diffuses airflow from the center to both sides, cutting pressure drop while enabling stable wind mode switching.

Upstream membrane dehumidifiers decouple humidity control from liquid-sorbent CO2 removal, cutting power demand and vacuum load.

Remote air conditioning runs only when battery charge can still cover the required driving distance, helping prevent range loss during travel.

Balances front-rear cabin temperature difference and heating output by adjusting the heating-side expansion valve from air temperature and heat release.

Real-time heating power feedback guides drivers toward auto mode use, helping electrified vehicles maintain cabin heat with lower energy waste.

Valve switching redirects heater waste heat between radiator and chiller paths, preserving air conditioning across outside temperatures.

User-set remote air conditioning mode prevents unintended HEV and PHEV operation, preserving convenience and battery or fuel readiness.

An enclosed main chamber and stratification funnel split mixed air into separate outlet paths for more precise vehicle HVAC airflow distribution.

Filter strands built into luggage racks extract aerosols near each seat row, improving cabin air quality with decentralized purification.

A three-leg EV coolant circuit combines cabin conditioning, battery temperature stability, and powertrain heat recovery with fewer components.

A single knob uses push and rotation motions to control primary and secondary vanes, enabling precise airflow adjustment in slim vehicle vents.

An obtuse intake-to-filter angle and guide portion straighten vehicle HVAC airflow, cutting passage resistance, noise, and filter loading.

Anonymous sensor signals identify a vehicle occupant while propulsion is off, enabling pre-drive personalization without exposing PII.

Two identical frame units replace complex stiffening parts to simplify rooftop AC installation while keeping secure roof attachment.

Temperature feedback downstream of the heater core lets the control unit correct knob hysteresis and deliver more precise cabin air control.

A front inlet and top outlet let an emergency light housing enclose the AC unit, improving cab mounting, airflow, and drag reduction.

Multiple airflow doors and apertures enable fresh, partial-recirculation, recirculation, and ram air modes while reducing intake noise.

A toggled valve shares heater-core heat with a cold charging EV battery, improving range and acceleration without separate heating loops.

PV output guides switching between solar, battery, generator, and external power to keep truck refrigeration running with less fuel use and noise.

Sensor-driven inlet control closes or reopens vehicle HVAC airflow when battery thermal events are detected, limiting harmful gases in the cabin.

Parallel chiller refrigerant lines let a vehicle heat pump cool an autonomous driving controller during heating mode while cutting extra hardware and power use.