Air-Treating Devices TRIZ Cases

See how a connection module with high- and low-temperature flow paths enables flexible componen

See how a parallel cooling branch shares refrigerant with the AC loop to cool EV components dir

See how evaporator core temperature sensing replaces pressure-based inspection to detect refrig

See how separate flow channels and strategic blowoff port positioning use air stream entrainmen

See how dual alternating evaporators with shutter-controlled airflow enable continuous heat pum

See how parallel evaporators with phase change material enable rapid cooling on demand while st

See how feedback-controlled expansion valves monitor coolant temperature and adjust refrigerant

See how pressure detection in inactive lines and controlled valve extraction maximize refrigera

See how a convex part positioned upstream of an inclined member intercepts airflow to suppress

See how segmented plate bodies stack and seal to form complex spatial flow channels, enabling f

See how embedded dual heat exchangers in phase-change material enable independent cargo cooling

See how embedded dual heat exchangers in phase-change material enable prolonged cargo cooling w

See how phase-change thermal batteries with dual heat exchangers enable prolonged cargo cooling

See how parallel evaporators with phase change material enable rapid cooling in refrigerated tr

See how a dual-circuit thermal battery with embedded PCM heat exchangers extends cooling durati

Two plate heat exchangers share a separation plate to cut installation space and parts while preserving fluid flow and heat transfer.

See how a vehicle heat pump integrates water-cooled condenser, outdoor heat exchanger bypass, a

See how calculated evaporator temperature from discharge sensors, heating level, and mass flow

See how segmented loading compartments with independent temperature regulation and movable part

See how monitoring coolant outlet temperature from a shared air-path heat exchanger reduces fal

See how IoT-based remote diagnosis collects AC setting, operating, and environmental data to re

See how dual liquid heat-medium cycles with warm and cold flow passages in vehicle seats mainta

See how side-by-side outlet pipes on a baffle plate simplify cap structure, reduce machining co

See how predictive and meshing modules combine historical data with sensor readings to fill gap

See how a ridge adjacent to the inclined surface vertex prevents airflow from clinging and reve

See how a heating module extending into two independent fluid circuits enables rapid passenger

See how a reverse surface in the blowout structure redirects stagnant airflow from the contact

See how switchable ventilation paths direct conditioned air to the user or seat, reducing air c

See how a segmented inlet header with offset low- and high-temperature coolant inflow sections

See how opening an expansion valve beyond nominal range evacuates residues without adding filte

A junction block and securing plate fasten the valve, tubes, and heat exchanger with few screws, simplifying vehicle HVAC assembly without welding.

See how mean kinetic temperature setpoint control optimizes cooling capacity and energy use in

See how dual-circuit thermal management merges heat pump heating, powertrain cooling, and waste

See how a dual-refrigeration-cycle architecture uses upstream and downstream heat exchangers to

See how segmented water pipes and independent cooler mounting simplify heat exchanger repair an

See how an integrated heat pump system uses battery waste heat and a chiller to heat vehicle in

See how a bypass passage and dual decompression units enable fast defrosting by mixing refriger

See how a heat exchanger captures compressor waste heat to maintain battery temperature, reduci

An electronic protection circuit detects cover disconnection in a powered control module and cuts high-voltage supply to prevent electric shock.

See how UV-C LED photoreactors with controllable valves achieve pathogen deactivation in vehicl

See how integrating a luminaire into HVAC housing provides functional illumination and aestheti

See how a single-chiller heat pump with sub-heat-exchanger and integrated coolant circuit reduc

See how fluidic connection between high-pressure and low-pressure sides enables overpressure re

See how a single compressor-condenser-evaporator loop uses phase-change coolant to provide both

A deflecting plate and hydrophobic PCB coating keep liquid away from unsealed connector regions in vehicle AC power modules.

See how an integrated heat exchanger and flash tank with rotary valves simplifies EV thermal ma

See how adaptive heat exchanger mode switching balances cabin heating and battery cooling by ad

Waste heat from power electronics is routed through glycol loops and valves to warm the battery, reducing heater energy use and added hardware.

Separate central and peripheral roof-lining air channels let vehicle occupants receive targeted airflow with less eye irritation and localized discomfort.

Battery-powered remote air conditioning starts immediately, then switches modes after temperature detection to avoid user waiting.

External sensor data and AI profiles let the vehicle adapt settings and routing to occupant stress before and during the trip.

A flow-stall feature or added air stream suppresses wall attachment in slot-shaped vehicle vents, enabling wider, controlled airflow deflection.

Real-time driving and biosensor data trigger personalized visual and tactile cues to reduce motion-perception mismatch and passenger sickness.

Adjusting battery target temperature by driving mode helps use battery exhaust heat for cabin heating without accelerating deterioration.

An ejector-assisted dual-evaporator BTMS cuts compressor power while maintaining battery cooling during high-speed charging.

Frame-coupled metal pipes dissipate active suspension heat while pump speed control preserves flexible thermal management in varying conditions.

An integrated rack and axial retainer secures the shutter gear in automotive HVAC systems, cutting parts, assembly steps, and cost.

Redirected heated air recirculates through a bypass to melt frost on EV heat exchangers and maintain airflow efficiency.

A constricted HVAC sensor duct stabilizes vehicle airflow, limits burr and dust buildup, and improves air quality sensor accuracy.

Rounded rib-to-inlet transitions in a vehicle HVAC air intake support the filter while reducing airflow disturbance and blade pass frequency noise.

Route- and weather-based preconditioning turns the EV high-voltage battery into a heat or cold buffer to cut HVAC energy use and preserve range.

An integrated duct through the windshield crossbar preserves air-conditioning intake while keeping bodywork support and design freedom.

Water droplets cool the air stream entering a transport refrigeration condenser, countering local heat island buildup and improving heat rejection.

A curved bicycle housing integrates rider cooling, solar battery charging, and handlebar control to reduce heat exposure without bulky add-ons.

A closed liquid loop transfers charging-cable heat into the vehicle AC refrigerant circuit, enabling higher current with less cooling complexity.

Feedforward and feedback control adjusts EV heat pump compressor speed to match cabin heat load while reducing battery heating demand.

Restricting airflow through the condensing heater raises compressor waste heat, speeding BEV cabin warm-up without losing pressure control.

Opposite flow directions in alternating heat exchange members reduce temperature differences among battery units and improve cooling uniformity.

A control arrangement compares heat pump, electric heater, and mixed heating modes to warm the cabin with lower energy use and less range loss.

Elastic thinned strips and snap-action fastening let one central vent unit fit dashboards with different dimensions while keeping engagement durable.

Solar sensors and cabin feedback scale HVAC discharge temperature and airflow to avoid abrupt solar-load corrections near the setpoint.

Automatic LAN-WAN switching on a paired mobile device improves vehicle feature control, connection reliability, and data usage efficiency.

Passenger counting, cabin imaging, and weather-aware thermal load control cut EV HVAC energy use while maintaining cabin comfort.

Condensate water is stored and recirculated to pre-cool inlet air, recovering wasted cooling capacity in vehicle air conditioning.

Occupant and cabin sound sensing adjust vehicle AC recirculation to limit windshield fogging while reducing battery drain.

A shared heat-medium circuit switches high- and low-temperature flows to support heating, cooling, dehumidification, and freeze cleaning with lower complexity.

A three-way joint with a movable shutter directs refrigerated air to one or both cabin outlets without shutting off the fan.

Heated air from a fuel-operated heater desorbs canister vapors before engine restart, cutting hybrid evaporative emissions.

Vehicle body panels with fluidic channels reject heat through smooth airfoil surfaces and inner airflow, cutting drag while maintaining cooling.

A movable UV sterilization unit shifts position and uses a heat sink with outside airflow to maintain sterilization in hot enclosed spaces.

Combining the RV roof vent and antenna into one housing routes both cables through one opening, improving appearance and simplifying installation.

Controlled oil injection into the rotor-stator gap adds braking torque while warming oil for battery and cabin heating.

When vehicle refrigeration fails, mapped current control limits heat exchanger power to preserve freezing-room temperature and protect cargo.

Selective preheating of PTC heater modules cuts cold-start current, avoids protection shutdowns, and maintains vehicle cabin heating.

Physiological authentication in a phone or wearable replaces physical car keys to block unauthorized access and trigger personalized vehicle settings.

By coupling component coolant with the air-conditioning refrigerant, this case removes the front radiator to improve EV packaging and aerodynamics.

A separating board links stacked vehicle heat exchangers while insulating the cores and easing thermal expansion to reduce leakage and assembly complexity.

Adjacent hot-air ducts and an open downstream cold-air path improve air mixing in automotive HVAC modules for steadier outlet temperature.

Compressor torque is fixed or cut during low-speed obstacle-triggered torque suppression to keep false-start prevention stable in reefer vehicles.

A clamped dual-element filter housing lets HEPA and prefilters be replaced separately while a hollow-chamber seal maintains tight sealing.

A shared coaxial helical drive moves nested air control elements to adjust airflow direction and volume with one compact actuator.

An insertion bevel compresses the filter front wall during installation, simplifying handling while ensuring correct lid fastening and a tight seal.

A projecting bleed port lengthens and aligns the bleed path so HVAC air reaches intended vents instead of leaking to unintended outlets.

A heated fragrance cavity and separate disinfectant dispenser combine two in-car functions in one compact unit with independent control.

A semipermeable membrane removes water vapor from recirculated vehicle air, cutting HVAC power use, lowering dew point, and reducing window fogging.

Gas is routed through a ventilation space around the handle based on forecast and sensor data to prevent vehicle handle freezing.

When cabin heating is requested, transaxle disconnect control reconnects torque transmission to generate usable heat without wasting energy.

A transparent metallic heating layer and powered HVAC components cut vehicle windshield defrost time to under one minute with far lower energy use.

A heater core slides inward, then drops out vertically, cutting HVAC module disassembly and avoiding horizontal clearance limits.

A split chiller and heat pump layout cuts PTC heater use while maintaining cabin heating and battery temperature in electric vehicles.

Multiple coolant loops and a shared reservoir enable precise vehicle subsystem thermal control while reusing waste heat and preventing overheating.

A 2D climate settings map combines temperature and fan speed control with visual and haptic feedback for faster in-vehicle adjustment.

A separate base uses fan-driven airflow and timed release to disperse fragrance from flameless candles without visible vents or battery drain.

A retaining tab locks the filter element into a housing recess, simplifying cover closure, saving space, and preventing operation without proper installation.

Switchable slit nozzles and seat-occupancy sensing direct conditioned air only to occupied seats, improving comfort while cutting wasted HVAC energy.

A two-plane multiway valve pairs housing and seal openings to control more EV thermal circuits with fewer valves and no cross-section loss.

Asymmetric apertures and a diffuser enable compact SMT sunload sensing on the windshield with accurate measurement and easier assembly.

Seat-based thermal effectors and position-aware control adjust heat transfer at the occupant interface for personalized vehicle comfort.

A roof-routed thermal conductor and external heat sink move projector heat outside the vehicle to prevent image blackout and malfunction.

Ambient temperature and HVAC state are used to adjust shared-passage fragrance airflow for consistent cabin scent and reverse-flow prevention.

A shuttle-powered refrigeration module in the vehicle tunnel keeps stored items cooled, accessible, and powered even when the vehicle is off.

Straight-line condenser air discharge limits hot air recirculation around vehicle AC units, improving heat dissipation and cooling efficiency.

High-side pressure and heater core inlet temperature are combined with correction maps to estimate outside air temperature without a biased sensor.

Integrated dashboard nozzles and a pump improve cabin fragrance distribution beyond vent- or HVAC-based vehicle deodorizers.

Deep-UV LEDs sanitize vehicle interior surfaces automatically, cutting manual effort and avoiding air-purifier filter replacement.

Real-time indoor and outdoor air prediction guides carriage-level ventilation to cut PM2.5 exposure in enclosed train cabins.

A driven-axle mounting layout supports the compressor and drive unit with less space and weight while maintaining rigidity across vehicle axle variants.

An 8-port octovalve rotates internal channels to simplify EV heat pump routing, cut power use, and improve battery and cabin thermal control.

A cross-member-mounted fan and cooling unit uses bushes to isolate vibration while improving EV heat exchange, battery performance, and space use.

Adaptive compressor speed control avoids steering resonance in manual driving but permits it in automated driving to reach cabin temperature faster.

Curved sliding doors and externally mounted drive gears shrink HVAC packaging while directing airflow effectively with lower blower power.

A region-specific filter face area lowers uneven ventilation resistance in a centrifugal blower and improves air flow efficiency.

Pressurized UVC-sterilized airflow creates a protective zone around the face, reducing pathogen exposure without mask fit or speech issues.

Mode-dependent blower voltage improves cabin heating in cold hybrid EV operation while balancing battery use and passenger comfort.

Phase change cooling and waste-heat recharging keep perishable goods at temperature while cutting CO2 emissions and avoiding HFC refrigerants.

Power is limited earlier under high ambient, driving, and cooling loads to suppress EV battery overheating and reduce repeated restrictions.

Series and parallel refrigerant paths let one vehicle circuit cool, heat, and dehumidify cabin air while keeping the battery within range.

Conditioned air routed through a double-pane window passage improves cab defogging, defrosting, operator comfort, and debris control.

Electrically heated roof cables defrost trailer top surfaces without ducts or refrigeration, enabling safer remote ice and snow removal.

Sensor-based feasibility feedback translates driver climate requests into workable AC functions, reducing control complexity in vehicles.

A shared heat exchanger links passenger AC and battery coolant circuits to control traction battery temperature while cutting rail vehicle space and cost.

A thermoelectric cooling enclosure and visor shield a wirelessly charging phone from sunlight, helping prevent heat-triggered performance throttling.

Waste heat from the EV cooling loop is routed through solenoid valves to warm the battery pack, improving energy use across thermal loads.

Integral fixing reinforcements move the HVAC unit to the engine compartment, saving cabin space while improving vibration resistance and assembly.

A load-aware switching valve holds the cooling path during high motor load to limit heat-mode cycling and reduce thermal stress in BEV systems.

An integrated refrigerant and liquid-cooling layout improves EV battery and power electronics temperature control with less weight and complexity.

A transparent ITO layer senses small condensate on sensor covers and heats only when needed to keep cameras and lidar optically clear.

A liquid thermal circuit links engine heat to roof, seat, or floor units for faster cabin heating and cooling with less space and energy use.

Ambient temperature and HVAC state are used to adjust shared-duct fragrance airflow for consistent scent intensity and lower consumption.

A trim heat exchanger reuses bleed air energy to precondition outside air, improving cabin pressurization and cooling with lower fuel burn.

When refrigerant circuit faults occur, this control approach shifts circulation mode to keep battery cooling active while limiting compressor pressure.

A nested wing and link mechanism keeps vehicle vent airflow steady during directional adjustment while reducing vent height and protrusion.

Constant airflow with sensor-controlled venting regulates cabin pressure while preventing cyclonic filter blockage and CO2 buildup.

When cabin and battery heating are requested together, flow splitting shifts more heated medium to air heating based on temperature deficiency.

A shared fuel cell and power electronics setup cuts transport refrigeration size and complexity while keeping trailer cooling running off-tractor.

A shared repository logs TCCS settings, operating data, and cargo measurements to improve shipment visibility, compliance, and goods disposition.

A laminated metal insert stabilizes blower wheel-to-shaft engagement, reducing slip and cracking under thermal cycles and mechanical shock.