Air-Treating Devices TRIZ Cases

See how high-pressure water atomization creates evaporative cooling mist that lowers ambient te

See how a skin heat exchanger and closed coolant loop replace active refrigeration in aircraft

See how a mobile blowing device with rail-guided nozzles uses compressed air jets to clean heat

See how merging scattered valves into one integrated module reduces pipeline complexity, space

See how a vehicle heat pump uses R744 natural refrigerant and one chiller to cool both cabin an

See how nesting the duct below the roll blind winding device and positioning the louver forward

See how a storage line and valve device dynamically adjust refrigerant amount and system pressu

See how time-stamped recording of inverter voltage, current, and temperature data enables detai

See how thick-film resistors applied on tube bodies with thermal interface material simplify ma

See how a bimetallic interlock and concentration sensor prevent heater ignition of A2L refriger

See how parallel dual-compressor systems with dynamic load control expand operating range, redu

See how a deformable base body compensates for production tolerances to seal heat exchanger zon

See how vertical fan positioning above the evaporator with indirect airflow reduces noise by 5d

See how splitting heating resistors into balanced halves around a transistor switch cancels par

See how coordinated compressor and refrigerant control across multiple RV AC units prevents 30

See how merging condenser, chiller, and expansion valve blocks with internal refrigerant channe

See how a partitioned outlet with sliding door and Coandă effect enables separate driver and pa

See how a 3D lattice with gyroid and toroid channels maximizes heat transfer surface area in li

See how a flexible heat pump circuit with adjustable refrigerant flow enables simultaneous cabi

See how a heat exchange container and flow pipe form a self-driven circulation loop to cool hig

See how combining mechanical vapor recompression with absorption cooling maintains EV battery t

See how hardware-based temperature and concentration interlocks prevent heater ignition of flam

See how a CO2, HFO-1132(E), R32, and R1234yf blend achieves R410A-equivalent cooling with GWP ≤

See how a helical aluminum conduit replaces rubber hoses to connect heat exchangers, withstandi

See how a modular air purifier integrates under the center fascia with mesh cover access, elimi

See how an integrated valve-accumulator structural unit reduces heat pump component count and i

See how automatic item identification and vehicle state feedback enable adaptive refrigerator o

See how a vehicle air conditioner switches between stored off-time settings and recommended set

See how a four-way branch valve directs refrigerant to a rear inner heat exchanger, reducing he

See how alternating sorption units remove CO₂ and water vapor from recirculated cabin air, prev

See how a multi-channel integration board merges cooling pipelines and thermal components into

See how separate low-pressure and high-pressure valve modules minimize thermal interference and

See how a dual-bed filter unit with water and gas adsorbent materials reduces HVAC energy consu

See how theoretical value substitution replaces abnormal compressor temperature readings to pre

See how refrigerant flow rate adjustment cools the inverter to prevent overheating and shutdown

See how merging cooling liquid and refrigerant heat exchange portions into one unit recovers wa

See how automated freeze cleaning of rail air conditioner heat exchangers is scheduled during d

See how a heated permeable metal barrier raises air temperature above 200°C to kill small patho

See how a center-tap heating resistor and additional capacitor form a second-order filter, redu

See how periodic air exhaust from condenser and evaporator compartments prevents working fluid

See how thermochemical gas-solid reactors use pressure-driven absorption and desorption to gene

See how segmented manifolds with blocking elements divide tube sets to eliminate dead zones and

See how detachable power modules—electric, fuel-based, and axle generator—enable transport refr

See how a refrigerant distribution design uses one downstream detector and varied flow paths to

See how a reversible-motor switching mechanism enables one drive unit to independently actuate

See how monitoring fan power and speed with dynamic thresholds based on air speed prevents fals

See how a mesh cover at the duct outlet reduces pressure to induce the Coanda effect, enabling

Independent coolant and refrigerant channels with insulation grooves cut cross-channel heat transfer while keeping EV thermal modules compact.

Airflow pressure pivots the flap to limit filter intake at high speed and open it at low speed, improving filtration with no actuator.

Blower speed is raised only in outdoor air mode to offset moisture-blocking wall resistance and keep cabin discharge temperature stable.

Overlapping gear covers and a rib-groove guide keep vehicle HVAC door gears aligned, preventing misassembly and foreign matter ingress.

Integrated roof AC connection ports route power, control, and data wiring from exterior RV devices into one accessible hub.

A flexible lever arm maintains smooth, constant contact with the movable disc, reducing air vent assembly failures, size, and complexity.

Heat from a separate coolant loop is transferred through the evaporator to the refrigerant, improving EV cabin heating without added electric heaters.

Waste heat from the engine and hydraulic pumps warms hood-integrated storage compartments, keeping food hot and clothing warm and dry.

A rotatable shutter blocks airflow from side walls, improving left-right air register direction accuracy and control range.

A two-stage environmental prediction model automates cabin temperature control to improve comfort accuracy while reducing vehicle HVAC energy use.

Wearable biometric data drives seat posture, airflow, sound, and vibration control to improve comfort, alertness, and emergency response.

Inclined pressing geometry converts wheel rotation into uniform plunger travel, keeping multi-cartridge vehicle fragrance output consistent.

A low-voltage DC bus with DC-DC converters stabilizes compressor, evaporator, and condenser power in transport refrigeration units.

Switchable valve routing links the heat pump, battery cooling plate, and powertrain loops to cut heat redundancy and extend vehicle range.

Curved dual air ducts and a hidden guiding structure replace exposed vanes, simplifying car vent airflow and direction control.

A thin fragrance carrier film on the inner vehicle door releases scent when opened, saving space and avoiding visible dispensers.

A single actuator coordinates bypass and proportional coolant valves to simplify EV thermal management and improve battery and heat exchanger control.

One actuator coordinates battery and heat-exchanger bypass valves to simplify EV coolant routing while preserving precise thermal control.

Heated radiator air is routed through a heater into the operator enclosure, improving cab heating while reducing battery power use.

Modular exhaust conduits retrofit dump bodies to heat only needed interior surfaces, reducing frozen loads without wasting energy on the front wall.

Multiple coolant loops and switchable valves recover battery and drive waste heat while maintaining cabin comfort with lower EV thermal energy use.

Multiple pressure relief valves of different types speed cabin pressure equalization during door closure while limiting noise ingress and mounting constraints.

A one-piece driving vane stays visible during active grille shutter assembly, cutting cycle time, part count, and handling damage.

Pressure-switched water routing sprays fuel cell product water onto the radiator to boost heat rejection when vehicle radiator space is limited.

Sensors detect hot and cold cabin zones so motorized vents can redirect airflow and temperature automatically for comfort and energy efficiency.

Compressor-side expansion valves and flow control shorten hot high-pressure refrigerant paths, improving vehicle heat pump heating and dehumidifying.

Direct data and power links let an engineless transport refrigeration unit monitor temperature and start the vehicle engine only when cooling is needed.

A shared refrigerant loop cools or heats the vehicle battery while cutting cooling system weight and volume through selective bypass control.

Rigidly connected filter elements let bitumen-air filters be replaced as one unit, cutting downtime and preventing wrong-order installation.

Intermittent voltage pulses keep a vehicle cooling ventilator free from bearing adhesion, preserving ADAS cooling readiness while limiting noise.

A staged vehicle cabin CO2 response opens windows, runs ventilation, and starts the engine only when needed to protect occupants and battery power.

Width-direction mounting surfaces let the ventilation module join the dashboard and covers with fewer parts and simpler assembly.

Auto-selecting AC, DC, or solar input lets a variable-speed vehicle air conditioner cut power demand and coordinate multiple motors efficiently.

Waste heat is routed through a transmission heat exchanger to warm lubricant at cold start, improving EV efficiency with temperature-based control.

A roof water gutter doubles as a cooling channel to remove sensor heat, cutting add-on parts while preserving roof appearance and robustness.

Integrated tube sets and a front valve assembly simplify EV thermal loop switching, cutting assembly effort and packaging space.

Temperature-based pulse control shifts an RV furnace between low and high stages to cut noise and energy use while meeting heating demand.

A front-mounted cold air duct bypasses radiator-heated airflow to cool the airbox area, improving intake density and engine output.

Segmented partial electrodes relieve thermal expansion stress in a honeycomb PTC heater while keeping current and temperature distribution uniform.

A rear seat console door and feedback control keep console duct airflow on target despite interference between front and rear blowers.

Dual air inlets and a controllable valve switch intake around the front body panel to cut HVAC energy use, speed cabin temperature changes, and limit water ingress.

A dual-outlet aircraft gasper combines direct cooling airflow with an air curtain to limit droplet spread and improve passenger comfort.

Expanding flow paths in a vehicle ventilation housing separate water from intake air while keeping pressure drop low and protecting cabin airflow components.

A rotatable door and split distribution inlets improve vehicle HVAC airflow stratification across outlets for better control and efficiency.

A tilted duct-top mounting lets one photocatalyst module purify converged left and right airflow while saving space and avoiding duct damage.

A controller varies pump and fan power from required heat, COP, and recoverable waste heat to improve vehicle heating efficiency.

Internal cooling channels replace dispersed hoses, cutting EV thermal module weight, flow resistance, heat leakage, and assembly complexity.

A universal attachment lets different solar radiation sensor shapes fit the same vehicle interior mounting hole, cutting mold changes and securing installation.

Switchable parallel and bypass coolant loops improve EV battery and drivetrain thermal control, extending driving distance and comfort.

Ba6Ti17O40 and rare-earth-doped BaTiO3 lower room-temperature resistance in honeycomb PTC ceramics, cutting power use in heater units.

A flexible PCB actuator opens and seals a fragrance outlet quietly while cutting space, weight, and motor-driven parts.

A projecting duct outlet stabilizes airflow around the temperature sensor, improving control accuracy and protecting the electrical apparatus.

A water blocking part with a storage groove and drain passage stops inlet water from reaching the cabin and drains it quickly.

Axial seal protrusions between nested filter end plates prevent leakage flows while allowing compact, easier filter element replacement.

Built-in hood compartments use drive waste heat to warm food, drinks, and clothing in a remote forestry machine without increasing size.

Waste heat is routed through fluid-separated heat exchangers to regulate vehicle components and cabin air with lower electrical heating demand.

Pre-cooled liquid and a thermal reservoir buffer battery heat spikes, limiting compressor power peaks while maintaining vehicle battery temperature.

A pop-in window connector and duct route EV conditioned air into a collapsible camping tent, maintaining comfort without external power.

A rotating valve core and guider passage replace multiple coolant valves, simplifying vehicle thermal circuits while cutting size and cost.

Dynamic outdoor air fraction control balances battery cooling with HVAC efficiency, helping prevent overheating without degrading cabin cooling.

Selective front and rear outside-air intake improves outdoor heat exchanger efficiency in bidirectional mobility vehicle HVAC systems.

Dual expansion valve control manages outdoor heat exchanger icing without destabilizing refrigerant flow, helping maintain vehicle cabin heating.

Two-stage cooling with conditioned heat exchange air keeps fuel cell supply air within target temperature and humidity ranges to improve power generation efficiency.

Time-shifted PWM across parallel resistor elements cuts peak current while maintaining electric heater power over a wide voltage range.

Spring-loaded telescopic air ducts and positioning pins enable precise vent distance and angle adjustment without manual holding.

A single motor selectively drives brake air and HVAC compressors to cut railway weight, space, noise, and vibration.

Lookup-table blower control uses inlet and cumulative vent area to keep HVAC airflow consistent as outlet vents open or close.

Integrated isolator barriers and an end deflector form axial coolant channels that cut e-machine heat, losses, and assembly complexity.

A two-conduit feeding unit and deflectors split conditioned air front to rear for uniform cabin flow with easier assembly and maintenance.

Shared coolant paths and heat exchangers cut energy waste and component count while keeping the battery pack and motor in range.

A dual-duct inlet mixes fresh and recirculated air before one downstream filter, improving airflow uniformity while saving packaging space.

A separate cockpit airflow path with a detachable UV filter module improves cabin hygiene, maintenance access, and interior design flexibility.

Thermal coupling lets the battery cooling loop support cabin AC, increasing cooling capacity while improving EV thermal energy efficiency.

Sensor-driven control tracks door openings and user movement in refrigerated cargo zones to cut temperature loss and cooling energy.

Flexible fingers lock the HVAC mount onto dashboard studs without manual tooling, preventing disengagement and preserving alignment during assembly.

Relative movement and a stop make the vehicle filter holder vibrate, shedding dust to extend service life without damaging the medium.

A series heat-exchanger layout uses ambient air and a third exchanger to sustain vehicle cooling during rapid charging and high temperatures.

Dual junction boxes and protocol translators isolate RV power faults, keep chassis functions running, and improve cross-subsystem control.

A flange-embedded connector housing spreads insertion stress in a vehicle exterior heater base to prevent detachment and wire damage.

Infrared and visible-light sensing adjusts main and assistant vent angles to direct airflow at occupants without manual HVAC settings.

Pre-loading liquid refrigerant during plug-in charging improves distribution control, cuts compressor battery use, and helps extend EV range.

Integrated HVAC valves route refrigerant to heat or cool the battery, motor, and electronics, improving EV range, charging, and cabin comfort.

Warm cabin air is drawn into the seat before boarding to prevent seat cooling on contact and improve comfort with limited preheating energy.

A translated flow body and concealed guide vane adjust vent direction and flow rate while preserving a clean vehicle interior appearance.

A honeycomb PTC heater directly regenerates the dehumidifying layer, cutting size and power use while preventing vehicle window fogging.

Humidity-based switching delays heating after cooling so moisture on the heat exchanger can evaporate before it fogs vehicle windows.

Dynamic item positioning linked to sales orders speeds vehicle delivery, preserves delivery conditions, and cuts traffic and emissions.

Switchable dual cooling circuits share heat and cold across EV battery and drive components to cut energy use and improve temperature control.

Excess generator power is routed to auxiliary devices through an export power module that compares demand with available power and meters supply.

An angled radar antenna layout balances Tx and Rx line lengths to cut signal loss, improve antenna performance, and use substrate space better.

Temperature trend fitting predicts processor overheating in autonomous vehicles, enabling workload and cooling adjustments before thermal runaway.

An offset dual-axis knob and rear wing layout cuts air vent protrusion while preserving grip space and safety compliance.

A roof-integrated hybrid solar panel uses thermal storage and nitinol airflow control to keep vehicle batteries warm and charged in cold conditions.

A side-mounted two-fluid heat exchanger and tangential airflow layout cut cooling module size and weight while preserving EV thermal management.

Distributed vehicle sensors collect air quality and noise samples for cloud mapping, giving users timely location-specific pollution data.

A single chiller and multi-way valve simplify vehicle thermal loops, recover battery and electrical waste heat, and reduce noise, weight, and cost.

Dynamic valet mode limits air conditioning power by parked or moving state to cut unnecessary fuel use in eco-friendly vehicles.

Waste heat from EV electrical components and stored heat are reused to warm the cabin with less battery drain and longer driving range.

High-impedance grounding in a vehicle air ionizer limits shock risk during filter replacement while preserving corona-based particle charging.

A separate seal assembly added to the door rail eases sliding-door installation in tight HVAC cases while preventing air leakage.