Air-Treating Devices TRIZ Cases

See how a T-shaped PCB with three functional zones—heating body connection, electronic switches

See how a PTC honeycomb structure heats refrigerant directly in the pipe to improve cold-weathe

See how a gas injection device with gas-liquid separator and valve modules merges motor, batter

See how a segmented vane assembly with clutch structures enables synchronized or independent ro

See how thermoelectric modules recover waste heat to generate electrical power, reducing batter

See how controller-managed switches monitor voltage and current to selectively disconnect devic

See how a controller automates evaporator identification by sending prompt signals on dedicated

See how a controlled ejector with adjustable nozzle cross-section enables CO₂ refrigerant to ma

See how merging communication channels into a single integrated housing reduces pipeline connec

See how a bypass-line chiller integrates refrigerant and coolant circuits to deliver heating wi

See how a deformable base structure with wrapper transitions between cylindrical and hyperboloi

See how a pick cart with segmented refrigerator and freezer compartments uses dynamic temperatu

See how dynamic compressor speed adjustment avoids pulsation-resonance coincidence in refrigera

See how round-tube tandem heat exchangers enable independent refrigerant and battery cooling ci

See how a nested heat exchange tube assembly recovers cooling energy and improves heat transfer

See how a universal function library enables one control unit to operate coolant circuits with

See how a bypass branch around the accumulator enables continuous compressor operation during h

See how a passive air cleaning device uses Coanda effect nozzles and thermal updraft to entrain

See how a segmented cooling system with refrigeration and free-cooling modes maintains battery

See how embedded PCM heat exchangers and dual-circuit fluid loops enable cargo cooling independ

See how a segmented housing with a sensor channel isolates temperature measurement from heating

See how a one-layer forged refrigerant manifold with height-differentiated component insertion

See how a vehicle HVAC intake dehumidifier removes moisture before heating to reduce window fog

See how integrating a gas-liquid separator, heat exchangers, and valves into a single manifold

See how a rail vehicle air filter combines silver particles and liposomes with CO2-based densit

See how a unified coolant loop with chiller and waste-heat recovery reduces system complexity w

See how an engineless trailer refrigeration unit uses a tractor-mounted generator and battery t

See how an auxiliary heat exchanger with switch valves manages refrigerant temperature to impro

See how a water prevention rib intercepts water flowing along the inner wall surface, redirecti

See how dual independently controlled blower fans with electrostatic atomization or ion generat

See how dynamic power adjustment based on battery charge and operating duration prevents RV air

See how a reversible-motor switching mechanism actuates multiple air vent functions independent

See how a valve block apparatus uses indirect coolant circulation to isolate refrigerant, cutti

See how nested cylindrical flow channels enable simultaneous gas-liquid separation, superheatin

See how a sensor-equipped delivery device measures system parameters and guides users through r

See how a flash tank and heat absorber enable COP=1 heating by capturing compressor waste heat,

See how integrating liquid storage, plate heat exchange, and connecting ports into one assembly

See how a single-chiller heat pump system integrates battery cooling, cabin heating, and waste

See how a multi-row tube configuration with vertical flow paths reduces temperature disparities

See how a controller restricts remote air conditioning based on battery state to maintain suffi

See how nesting the control member within the support vane reduces airflow turbulence and noise

See how a mixed HFO-1132(E), HFO-1123, and R1234yf refrigerant composition reduces GWP below 15

See how dynamic bypass control and expansion valve adjustment prevent waste heat dissipation th

See how a multi-path refrigerant circuit merges condensation and heat transfer fluid heating in

See how nesting the control member within the support vane minimizes airflow disruption, reduci

See how a seat heater coordinates blower activation with increased heater output to reduce humi

See how dual control strategies reduce thermoregulation transition times to under 20 seconds, m

See how a fluid line plate integrates refrigerant piping within a bracket to reduce layout comp

See how dual embedded heat exchangers in phase-change material enable independent charging and

See how a separate thermoelectric cooling apparatus with dual air-duct modes reduces heat pump

Angled corrugated fins create secondary airflow that boosts heat transfer while limiting ventilation resistance, flow separation, and frost clogging.

Alternating air and water heater cycles let a heated humidified food cabinet stay within power limits while keeping flexible placement and service access.

A longitudinal component layout cuts transport refrigeration noise and unit width while reducing belts, fan power, and drive train failure risk.

By condensing moisture on a cooled discharge electrode, this vehicle air-duct case generates nano-sized mist even during hot or dry airflow.

Recovered engine and exhaust heat is routed through controllable heat exchangers to support anti-icing and cabin heating with less electrical load.

Axially adjustable vane segments switch a vehicle air vent between diffuse swirl and directed flow while cutting pressure drop and noise.

A shared fluid loop with staged heat pumps replaces standalone aircraft cooling units to cut weight and hold steadier supply temperature.

Model control pattern morphing simplifies automotive air conditioner control, cutting development effort and processing load without neural networks.

Independent heat exchange modules use secondary-fluid routing, pumps, and in-tube heating to control each container compartment with lower energy use.

Temperature feedback and tariff-aware control charge phase-change heat storage at the right time to cut energy use and operating cost.

Insulated truck cab HVAC uses sorption dehumidification and battery power in drive and standby modes to cut cycling and energy use.

A combined coolant heater and charge air cooler cuts packaging space and complexity while self-regulating elements prevent overheating.

Multiple roof-mounted refrigeration units and airflow ducts cut circulation energy, simplify piping, and support different trailer temperatures.

Simultaneous intermittent heating of paired heat exchange elements boosts cabin humidity control while also supporting dehumidification and fog prevention.

A curved air mixer vent with an angled deflector linearizes temperature adjustment and improves HVAC air distribution with less mechanism complexity.

A built-in gas filter between the heat exchanger and enclosure partition purifies refrigerant gas while limiting pressure drop and compressor wear.

Dual DC batteries and variable-speed compressor and fans keep vehicle HVAC running during rest without engine idling, wear, or excess energy use.

Closing passenger-side foot outlets and lowering blower level cuts power use while keeping driver foot heating and reducing face flush.

Integrating the expansion valve, heat exchanger, and accumulator shortens CO2 refrigerant lines, cutting assembly cost and energy loss.

A thermoelectric rear-seat cabinet cools or heats stored items without continuous A/C use, cutting fuel consumption and improving comfort.

A hood-mounted AC unit uses front and rear ducts, including a rearward under-unit duct path, to keep hood height low while maintaining cabin comfort.

Relocating the cabin AC unit low and forward while moving the engine rearward improves maintenance access, stability, and cabin airflow.

Thermal load and refrigerant flow are used to estimate compressor suction pressure, improving transient control without extra sensors.

A three-curvature corrugated rib keeps parallel flat-tube spacing while extending gill length to improve heat transfer and simplify production.

Visible light bands and periodic cold shock control lactic acid bacteria, extending Kimchi taste retention while limiting sourness.

A linked case drain and protective cover route condensate outside the vehicle, preventing leakage and dispersion without extra seals.

Separate fluid lines and mode-based airflow control help a thermoelectric air conditioner improve cooling and heating heat exchange efficiency.

A wall-based adapter turns an existing cooker into a smoker by blocking direct radiant heat and enabling easy fuel and water addition.

A separated CO2 and coolant loop layout keeps high-pressure refrigerant out of the cabin while still heating and cooling passenger air.

GPS-based engine speed control cuts refrigeration noise in protected zones while restoring full cooling capacity outside them.

Keeping both high- and low-pressure branches active speeds vehicle A/C coolant reloading, avoids overheating, and shortens vacuum time.

A vacuum adsorption AC with phase-change storage and heat recovery cuts vehicle cooling load while enabling instant cabin pre-cooling.

A PCB-mounted contact strip doubles as the heater connection and heat path, reducing hot spots and avoiding separate control cooling.

Waste heat from a thermoelectric cooler is reused to drive a secondary cooling stage, improving cooling efficiency and reducing energy loss.

A two-part ceiling chute guides cooled air along the side wall to avoid cargo damage, simplify installation, and reduce heat transfer.

Higher airflow near the refrigerant outlet improves water drainage during defrosting, cutting heat loss and shortening cabin heating interruption.

Battery-powered fan mode maintains air circulation during low load, cutting fuel waste and preventing thermal hotspots in mobile refrigeration.

Uses a recovery machine and closed cooling circuit to condense contaminated or unknown vehicle refrigerant without dry ice or vehicle power.

Internal vanes and dual air ducts steer outlet airflow while keeping dust-prone control parts out of sight and reducing vortex formation.

A ribbed slide door resists heat-induced warpage and clearance formation, maintaining sealing contact and reducing self-induced vibration.

An electric preheat stage delivers warm cabin air before the burner reaches temperature, cutting startup delay, battery strain, and emissions.

A liftable air guide sleeve fully exposes the vent to raise vehicle exhaust volume and avoid the airflow loss caused by limited cover opening.

Sensors detect rear-seat passengers, age, and cabin conditions to trigger adaptive alerts and vehicle actions that reduce hot-car risk.

Switching between coolant flow paths isolates a battery heating circuit, reducing heat loss and improving electrified vehicle thermal use.

AI comfort modeling predicts personalized vehicle air conditioner settings across users and vehicles, reducing manual adjustment and setup effort.

A fuel cell and power converter let transport refrigeration run from low-voltage DC, cutting AC conversion hardware and complexity.

Variable-frequency control adjusts compressor and evaporator fan speed to match cargo thermal load, cutting fuel use, wear, and recovery time.

A selectable stop distance lets one tube fit different pipe standards, cutting fluid circuit variants and manufacturing cost.

A partitioned airflow channel routes unheated cold air upward to reduce upper-lower outlet temperature differences in bi-mode vehicle heating.

Thermal sensors and motorized vents target conditioned air to neglected body areas, cutting vehicle HVAC energy waste while improving comfort.

A model estimates actual seat surface temperature from vehicle signals, improving thermal comfort control while reducing energy waste.

A fuel-cell DC power architecture cuts AC conversion hardware in transport refrigeration while simplifying power management and improving efficiency.

A controller checks available current before startup and adjusts accessory power to prevent spikes while using vehicle power efficiently.

Integrated heat sinks and spacer alignment improve EV inverter cooling, control galvanic corrosion, and simplify tight-tolerance assembly.

Multi-axis joints let one actuator drive curved active grille shutters across multiple airflow zones with simpler alignment and flexible motion.

Using HFO-1234yf refrigerant with feedback flow control keeps high-nickel EV batteries within 10°C to 40°C to limit degradation and combustion risk.

A single refrigerant heater replaces separate battery and cabin heaters, cutting parts while sustaining heat pump heating in low temperatures.

DC-DC regulated LVDC distribution stabilizes compressor, condenser, and evaporator power in transport refrigeration units.

Idle coolant circuits absorb heat from active fuel-cell stacks, cutting fan and pump parasitic loads while maintaining target stack temperatures.

NOx-based UFP estimation lets vehicles trigger cabin air filtration only when particle levels are likely to exceed thresholds.

Detects a running vehicle in an enclosed area, starts a timer after occupant exit, and shuts down operation to prevent health hazards.

Additional cabin discharge units and feedback control improve airflow to both front seats while automatically lowering excessive air intensity.

Nested transfer functions coordinate seat thermal effectors to balance local comfort, global thermal values, and power limits.

A folded heated sorption filter removes CO2 and water in vehicle recirculation air, then regenerates in place to limit fogging and stale cabin air.

Integrated walls and a main damper split and guide vehicle HVAC airflow through two ports, reducing structural complexity while keeping the unit compact.

A battery-side heat exchanger and switching valve reduce refrigerant heat loss while enabling precise battery temperature control.

A shared-shaft generator, top-up motor, and DC converter simplify vehicle A/C power delivery, cutting bulk, wiring, and motor cost.

A delayed, gradual first expansion valve opening eases refrigerant pressure differences during mode change, reducing noise, vibration, and cold-air delay.

Redirecting condenser-heated air to the evaporator boosts vehicle heat pump cold-start efficiency and defrosts frost for faster nominal power.

In low-temperature HEV driving, ITM valve control stops coolant flow selectively to preserve warm-up, fuel efficiency, and emissions performance.

Rear roof filter and blower placement cuts side overhang in working vehicles while maintaining outside air filtration and airflow efficiency.

Context-aware AI times subtle sound, light, and conversational prompts to support idea incubation during commutes without increasing driving distraction.

Dual cabin air filters placed in rear pillars and roof cut roof overhang, avoid obstacle contact, and reduce intake pressure loss.

Deployable anchors and flexible duct nozzles let vehicle seats be repositioned while preserving HVAC fluid connections through floor openings.

A pressure-controlled window seal creates a temporary air gap for chimney-effect ventilation, reducing parked-car heat without losing water or sound sealing.

A TEC between open and closed air circuits conditions the docked UAV power source, shrinking base station size while avoiding bulky external cooling.

A pressure cascade uses cooled air and negative pressure to remove heat from combat vehicle electronics without adding separate cooling hardware.

An inverter and controller switch compressor operating modes by available power to avoid RV circuit overload and breaker trips.

Sensor-driven linear valve opening replaces passive flaps to block rain, dust, and noise while maintaining cabin pressure relief.

Automatic blend door control maintains cabin temperature preference and supports proactive battery thermal management even when FATC is off.

A resistor link between the conductive filter layer and counter electrode sustains electrostatic capture, lowering flow resistance and ozone over time.

A side and lower air guide feeds cooling air to a vehicle heat exchanger, preserving front-end styling and aerodynamic efficiency.

Dual air inlets, rotating valves, and controllable doors route fresh or recirculated air to different vehicle rows with flexible temperature control.

Central ducted cool air from an evaporator and blower improves battery and electronics cooling coverage without separate vehicle cooling loops.

A switchable multi-loop thermal circuit isolates battery and drive heat paths to prevent battery self-heating and improve temperature control.

Laser-based cabin object detection triggers windows or HVAC only when heat and occupant risk are present, reducing unnecessary energy use.

Ambient-pressure sensing adjusts axle generator and battery power to keep a transport refrigeration unit running without high-altitude dielectric breakdown.

Underground guide-rail pods use electric drive, beacon navigation, and remote tracking to speed cargo transit with lower energy use.

A reversible two-phase loop reuses power electronics heat in cold ambient and isolates it in hot ambient to cut EV thermal energy waste.

Segmented upper and lower rotary passages let one valve reconfigure heat-medium flow paths across multiple operating modes with less added complexity.

Flow-sensor feedback detects coolant loss and aeration, then adjusts pumps, chillers, and backup cooling to protect thermally managed devices.

Multiple expansion valves raise refrigerant flow and recover compressor and ambient heat for stronger low-temperature cabin heating with lower power use.

A door-based vent layout removes the partition wall to cut HVAC size, weight, airflow resistance, noise, and power use.

A controller adjusts TCCS operating conditions to keep climate-control noise within user tolerance or masked by ambient sound.

Pre-warming intake air above the hydraulic oil tank helps construction machine cab heaters reach target temperature faster in cold conditions.

A deformable sheet and pivoting hub simplify vehicle HVAC vent design while controlling airflow rate and direction with fewer moving parts.

Independent flow paths, a heat exchanger, and dual-pump control improve heat distribution for simultaneous cabin heating and battery temperature regulation.

By moving doors and actuators indoors and heat exchangers outdoors, this vehicle HVAC layout improves reliability, cuts noise, and saves space.

A small diesel-driven compressor cools the truck cab during rest stops while cutting idling fuel use, emissions, and engine wear.

Nanofiber chemical sensors detect vapors and particulates in vehicle cabins, triggering ventilation or alerts to reduce passenger exposure.

An elastic clutch member with vibration-preventing portions reduces axial resonance, noise, and vibration in compressor operation.

A transverse blower placed beside the heat exchanger cuts dashboard height while preserving airflow and thermal exchange in vehicle HVAC packaging.

Independent refrigerant channels and one shared heat exchanger balance battery and drive-device cooling with simpler vehicle thermal control.

A split defrost flow path and guide baffle keep hot air off the head area while preserving floor heating and reducing cabin temperature stratification.

Nearby vehicle drive source data guides recirculation or fresh-air mode switching to block exhaust entry without unnecessary recirculation.

A transparent metallic windshield heater uses Joule heating to cut vehicle defrost time and energy use versus hot-air HVAC defrosting.

A removable silicone wax cup, sealed housing, fan, and heater keep melted wax contained while releasing fragrance safely in a vehicle.

A linked upper and lower wing layout keeps a vehicle air vent slim while preserving precise airflow direction and simpler assembly.

Flexible extendable air pipes and independently heated outlets improve vehicle cabin stratification while easing HVAC packaging and installation.

A gas-fired auxiliary heater and switchable fluid circuits warm the pressure regulator first, preventing freeze-up during monovalent CNG cold starts.

Dynamic display fields let an RV air conditioner show anomaly states without dedicated error screens, improving compatibility across control panels.

During remote pre-air conditioning, driving stays disabled until the key is inside and a cancel operation is detected, keeping the engine running.

A variable louver gap creates a secondary air flow that keeps the main stream off the duct wall for precise vehicle vent direction.

Fault isolation in EV-powered transport climate control keeps critical functions running by disconnecting failed sub-systems and preserving partial power.

Timed charging and battery warming use external power to store heat for cabin preheating, cutting electricity use and preserving driving range.

Vehicle battery, computer, and HVAC heat regulate multi-compartment delivery containers with less energy and no dedicated units.

Radial casing openings let a transport refrigeration condenser fan turn airflow earlier, cutting axial depth and reducing flow losses and power use.

By keeping the heat pump above dew point and adding auxiliary heat as needed, this case avoids icing and cuts thawing energy use.

Internal and groove-formed flow channels consolidate scattered heat pump valves, cutting vehicle piping complexity, space, and maintenance effort.

A retractable heating film extends from a vehicle housing to enlarge heating area and distance while reducing heat loss with a reflective film.

A one-piece cross-flow deflection structure separates hot and cold air regions to cut leakage, noise, and assembly joints in vehicle HVAC.

Parallel liquid coolant loops replace bulky air ducting, enabling independent aircraft zone temperature control with lower cooling losses.

Segmented movable headliner air outlets adapt airflow to seat positions, improving passenger comfort while reducing drafts and HVAC energy use.

Multiple coolant loops and a shared reservoir let vehicle subsystems exchange waste heat for precise heating and cooling without extra heat exchangers.

Real-time vehicle and air-conditioner bus data enable battery-aware remote climate control that avoids unsafe operation and discharge.

A shared fuel cell, fuel system, and power electronics cut diesel emissions, weight, and cost in truck refrigeration while preserving cargo cooling.

Inclined surface on pipe unit tip converts insertion force into separation resistance, suppressing member detachment during assembly.

An integrated controller calculates occupant personal comfort from radiation, convection, and conduction sources to automatically command microclimate devices.

A plastic shutter with inclined side walls channels airflow while deflecting external fluids away from the vehicle air inlet grille.

Dual turbocompressors recover exhaust energy for climate control, reducing fuel consumption while managing system complexity.