Air-Treating Devices TRIZ Cases

See how a flexible adjustment section with articulated ribs enables a single air guiding device

See how coordinated heat exchanger operation across fresh and frozen zones reduces prime mover

Separate adjustable wings let a vehicle air vent switch between concentrated and dispersed airflow to match driver direction and volume preferences.

An integrated RV heat pump cools the cabin while heating water, replacing separate HVAC and hot-water units to save space and weight.

See how adhesive-bonded heating units between plate pairs reduce component count and assembly c

See how an epicyclic gear mechanism synchronizes dual-fin pivoting to maintain consistent outle

See how voltage utilization rate calculation enables accurate capacitor current estimation in e

See how a single chiller serves battery and electrical component cooling, recovers waste heat f

See how a battery-powered mechanical subcooler enhances transport refrigeration cooling capacit

Buffer materials at heat exchanger header ends support adhesive damping layers and drain condensate to prevent peeling, vibration, and noise.

See how a parallel-leg refrigerant circuit with dual expansion devices cools both cabin and ele

See how one-piece air duct profiles integrated into the front wall eliminate fastening gaps, re

A bypass valve reroutes refrigerant around the accumulator at high flow rates to cut suction pressure drop while protecting the compressor.

See how adaptive circuit switching between cooling, heating, and dehumidifying modes maintains

A rack-pinion linkage lets a dial knob drive dual vent dampers accurately while cutting link parts and simplifying vehicle air vent assembly.

Contact sockets increase creepage and clearance distance in PTC heating modules without thickening the thermistor, preserving heat dissipation and output.

See how a three-circuit refrigeration system uses liquid intermediaries to cool traction compon

Using first and second PTC elements with different power levels, this heater raises cabin heating capacity within air-conditioner case temperature limits.

See how a dual-function closing mechanism merges lighting and air flow control into one ceiling

See how movable vanes and air flow adjusting elements are hidden within the housing to enable p

See how automated VOC detection and occupancy sensing enable safe chemical decontamination of v

See how circumferential and axial ribs provide localized stiffness at the drain hose extremity,

See how dual temperature sensors—one on the heating element, one at the fluid outlet—enable fee

See how RRI pulse wave detection quantifies occupant comfort sensation to improve vehicle air c

See how a planar heating plate merges sealing and heating functions to reduce gasket use, lower

See how an integrally molded flap-retaining clip with smooth retention wings eliminates notched

See how a dual-reservoir nebulizer with removable tanks and check valves simplifies filling, cl

Elastic guide tabs center a PTC heater during heating rib insertion, preventing damage while preserving close thermal contact.

See how a rotatable control door with bleed path manages differing pressure needs for windshiel

Real-time outlet temperature sensing replaces fixed half-cycle switching to improve metal hydride air conditioner cooling and COP under changing exhaust conditions.

See how a radial bearing formed by a housing projection and decorative vane receptacle secures

See how a multi-power converter unit selectively couples diesel, grid, and solar sources to red

See how a buck converter downconverts rectified AC voltage to enable lower-rated motors for com

See how a single chiller merges battery and electrical component cooling lines to reduce system

See how a movable valve assembly enables multiple seat conditioning modes with fewer components

A reconfigurable matrix converter lets transport climate control charge 24V and 48V storage with one hardware platform, cutting parts and service complexity.

See how dynamic prime mover speed control based on voltage feedback shortens heating and defros

A thermoformed duct extension spreads cooled air laterally and farther back, improving uniform compartment cooling with secure ceiling mounting.

See how a press ring secures the PTC heater housing and seal in the receptacle to prevent fluid

One-way bearings let a single shaft drive two fans independently, cutting motor count, installation space, and manufacturing cost.

See how a reservoir integrating a phase change material capsule provides thermal storage, surge

See how an auxiliary flow passage surrounding the main flow suppresses lateral vortices and ext

Two-stage refrigerant compression with intermediate injection and internal heat exchangers improves vehicle HVAC efficiency across wide pressure ranges.

See how a slit-shaped air outlet between lower and upper panels directs air-conditioned air to

See how relocating the pivot mounting to the housing inner side protects the venting valve from

See how variable engine speed control enables rapid cooling above nominal high speed and fuel-e

See how S-shaped support arms elevate functional components in roof air conditioners, reducing

See how a three-door inlet subassembly uses a multi-position recirculation door to direct fresh

See how a pressure-zone fan design moves air through an evaporative unit without direct ejectio

See how a power converter uses waste heat from electronics to warm vehicle fluids, eliminating

A piezoelectric pressure sensing unit built into the valve seat cuts packaging cost while improving flow control accuracy in thermal management.

Movable fins shift between neutral and inclined positions to preserve fin spacing, cut pressure loss, and maintain directed outlet airflow.

Air supplement and enthalpy increase help a vehicle heat pump maintain cabin and battery heating under low-temperature, low-return-pressure conditions.

Over-molded conductors in an injection-molded housing compact vehicle thermal components while easing assembly and sealing plug-in connections.

Facial imaging built into the steering wheel tracks microvascular and spectral changes to provide real-time driver physiology feedback.

Aligned fibers stiffen long unsupported air vent grid struts, while a coating hides fibers and protects the visible surface.

Separating a removable dust stage from fixed aerosol and vapour filters cuts maintenance time while protecting cab air filter configuration.

Real-time occupant identification and feedback adjust autonomous driving patterns to improve passenger comfort without sacrificing efficiency.

A fast-start input interface shows temperature-based recommended actions so cabin heating or cooling can be triggered before the main display is ready.

A stacked plate layout combines evaporator and internal heat exchanger functions to cut piping, installation complexity, and packaging space.

Relocating the air conditioner to the vehicle side lowers the center of gravity, frees rear space, and controls waste water discharge.

By placing the side duct above the side beam, conditioned air reaches side windows more directly without narrowing cab space or reducing wall strength.

Waste drivetrain heat, a heat pump, and selective PTC heating shorten BEV cold-start cabin warm-up while limiting energy use.

A dual-loop refrigerant circuit uses bypass valve control and sensor feedback to speed vehicle heating while keeping compressor operation stable.

Side-wall degassing ports and a bottom filling port keep vehicle thermal loops filled, improve air removal, and reduce cavitation risk.

A shared heat exchanger and bypass channel condition two seat airflow paths in compact space while keeping delivery temperature consistent.

Dynamic recirculation control balances fresh and recirculated cabin air to meet filtration targets while limiting energy use, noise, and fogging.

Hydrogen combustion and phase change heat storage warm BEV cabins without oversizing batteries, cutting weight, cost, and energy loss.

Waste air is routed through a heat-absorbing exchanger so its thermal energy can heat incoming fresh air with lower heat loss in vehicles.

RFID-tagged filter data and real-time air sensing let the cabin system adjust airflow and recirculation to improve air quality with lower energy use.

A hollow insulation sleeve, cover, and potting compound protect stator connections where tight compressor packaging would otherwise reduce high-voltage clearance.

Blade trimming, tuned angles, and 25 mm casing clearance let a centrifugal blower maintain airflow at lower speed with less power.

A dual oil-water cooling layout with a bypass branch improves inverter and motor heat dissipation while limiting flow resistance and hardware cost.

Waste heat from high-power EV charging is recovered through a shared cooling loop to improve charger efficiency and support space conditioning.

A shared sensor unit restores reference for independently movable kinematic components during endless rotation without end stops or extra sensors.

Waste heat from a water-cooled condenser is routed through coolant to warm a traction battery, improving cold-weather performance with no separate heater.

An internal snap-fit toggle in the vent front blade preserves airflow adjustment, blade stiffness, and a suspended look for thicker vehicle vents.

Phase-change refrigerant cools EV modules through internal channels, cutting mass flow and energy use versus liquid coolant loops.

A shaped polymer scent medium in a transparent cartridge keeps diffusion consistent and resists off-gassing across temperature and humidity changes.

An integrated suspension mount routes fluid through an air-cooled heat exchange section to cut HVAC parts and vehicle weight.

A single bidirectional actuator and freewheel elements independently move two adjustable components without end stops or multiple sensors.

Integrated air channels and outlet openings in particle-foam headliner trim simplify vehicle roof ventilation while improving recyclability and cabin aesthetics.

Resilient mounting clips block secondary part installation until full panel insertion, preserving seal integrity and preventing fume or fluid ingress.

A single chiller links battery thermal control and cabin heating to recover waste heat, cut power use, and reduce vehicle noise and vibration.

Adaptive valve control balances bleed air and ram air through a heat exchanger and ejector to heat unpressurized aircraft cabins with lower fuel use.

A concealed snorkel vent with a one-way relief valve lets vehicle cabins exhaust air above the wading line without water intrusion or pressure buildup.

A single control valve links battery and electric component coolant lines through one chiller, cutting valve count, packaging complexity, and cost.

A shared refrigerant, cold-carrier, and heat-carrier circuit cuts installation space and refrigerant volume while supporting battery and cabin heating.

An integrated suspension mount and heat exchanger cuts HVAC component weight while managing airflow cooling and limiting heat transfer.

Perforated ventilation holes in a vehicle ceiling liner tune airflow into a porous substrate, enabling sound absorption without increasing thickness.

A flexible refrigerant circuit lets EVs heat the cabin and manage battery cooling together while cutting battery drain and using waste heat.

Using existing vehicle sensors and threshold algorithms, this case detects large and small cabin leaks while limiting added hardware complexity.

Adaptive fan control cleans air through a vehicle radiator filter only in polluted, low-speed conditions to cut energy waste and extend filter life.

Breathing-cycle detection triggers scent release during inhalation, improving delivery timing and targeting the user's nose more precisely.

A transverse wedge clamp lets filter elements be changed through a maintenance opening while maintaining sealing pressure and preventing bypass leakage.

A movable disk and guiding pins let one actuator independently position vanes and flaps, cutting airvent complexity, space, and assembly time.

Short internal refrigerant paths cut pressure loss and simplify EV heat-management assembly through a modular heat exchanger layout.

Directional capacitance sensing with temperature correction helps a heater distinguish touch from thermal drift and avoid false output changes.

A pressure estimator and map correction logic protect the vehicle AC compressor from overrun and low refrigerant without a dedicated sensor.

By changing compressor speed after ripple detection, the controller separates compressor faults from external loads and avoids unnecessary shutdowns.