Air-Treating Devices TRIZ Cases

See how isolated compartments for wood chips and liquid enable simultaneous smoke flavoring and

See how enclosure and core heating zones combine in a single thermal module to achieve rapid ca

High-voltage PTC heating risks electrical shock; an insulated tube force-fits the assembly while localized pressure protects insulation.

See how an outward projecting container distributes cool storage material across a larger volum

See how an air-cycle machine uses turbocharger bleed air and expansion cooling to replace refri

See how a stacked-plate condenser integrates the receiver-drier and uses coolant circulation to

See how a lamination-type internal heat exchanger stored inside the air-conditioning case elimi

Periodic engine-off ECU activation acquires sensor data for transport refrigeration control while conserving battery power and avoiding duplicate sensors.

See how a two-part adapter with flange plate and positioning plane eliminates direct spring-str

See how individual conductors mechanically decouple PTC heating elements from circuit boards to

See how a thermal battery with phase change material stores cold energy during parking to enabl

See how a separator stage and compressor measure residual refrigerant during vacuum evacuation

See how a secondary drain system with droplet reservoir and tilted pathway prevents condensate

See how dividing coolant circuits into small volumes with stop valves, relief valves, and press

See how dual positioning frames pre-assemble heating elements with contact plates, reducing com

See how photometric coupling in the central bearing enables uniform air vent lighting without r

See how a ball joint with radial axial supports eliminates spherical surface contact, stabilizi

This vehicle climate-control case shows how an upstream blower reuses waste heat to preheat air before tubular heat exchange, improving heat extraction.

See how independent evaporator and condenser operation in dual flow conduits enables heat pump

An integrated refrigerant-coolant circuit stores cold for engine stops, sustaining cabin conditioning while improving WCAC cooling and fuel economy.

See how a bypass valve and intermediate heat rejection enable transport refrigeration capacity

See how merging stack and electric power component cooling into one radiator circuit reduces ve

A stepping-motor expansion valve raises drive current during flow transitions, shortening opening changes while limiting temperature-related errors.

See how a turbine-driven compressor in the trim air line recovers cabin exhaust heat to compens

See how pressure-based fan speed control and reversible operation reduce HVAC energy consumptio

An integrated spherical-bearing light coupling illuminates an adjustable air vent centrally while preserving rotation, tilting, and airflow control.

See how a self-contained heating system combines engine coolant, exhaust gases, and friction-he

See how a water box uses evaporative cooling to precool inlet air, reducing air conditioner ene

An air-conditioning loop shares heat between the EV battery and cabin, reducing electrical demand without a separate water circuit.

See how a two-phase maintenance method uses compressor-driven separation and vacuum pumping to

When radiator temperature falls short, compressor feedback extends dehumidifying cooling while limiting frost risk.

See how multiple communication holes between headers reduce refrigerant compression loss by opt

See how intermittent clutch operation purges pooled refrigerant and lubricant from vehicle A/C

Heat-absorption and radiator heat-radiation feedback switches vehicle air conditioning among heating, dehumidifying, and cooling modes.

See how heat shields divert engine exhaust away from the condenser air inlet to improve refrige

See how dynamic pinch adjustment between air and cryogenic fluid reduces pull-down time by 30%

See how an inverter-integrated compressor estimates discharge and motor coil temperatures using

See how a single pivoting valve with contoured surface controls fresh and recirculated air, pre

Engine exhaust heat passes through coolant heat exchangers to heat cargo air and defrost the evaporator without increasing engine shaft load.

See how an internal partition element forms both volute and distribution channels to reduce hou

A central server detects inefficient vehicle HVAC operation and sends settings that preserve auxiliary power across the fleet.

Repositioning the condenser exhaust fan at the compartment bottom directs air downward, preserving heat exchange efficiency as the unit moves.

See how a defrost pipe maintains refrigerant supply to the indoor heat exchanger during outdoor

An automatically closing float valve blocks air leaks, mud, and insect nests between drainage events, then opens under buoyancy for condensed-water discharge.

See how support points on the frame increase creepage distance between PTC elements and positio

Inside and outside air sensors feed one display and purifier, giving drivers objective feedback for managing vehicle air quality.

See how a pot-like heat exchanger integrates the pump housing directly into the outer wall to r

See how staged dehumidifying operation removes moisture before freezing, preventing evaporator

See how simultaneous control of evaporator air temperature and surface temperature difference e

Switching front and rear air outlets with vehicle direction helps temperature-adjusted air reach occupants despite opposing wind in open cabins.

An integrated perforated partition splits vehicle HVAC airflow to limit heat pick-up, protect nearby parts, and preserve defogging and heating.

A one-piece dash panel and bracket assembly relocates the steering column while preserving HVAC ductwork, defrost function, and cab rigidity.

A dual manifold module simplifies EV coolant routing, cutting hoses and connectors while maintaining battery temperature across conditions.

A valve reconfigures two heat exchangers between circuits to capture the hottest available waste heat for cabin heating with lower energy use.

A variable resistor and controller track vent position to give precise airflow direction control with visual feedback for passenger comfort.

A detachable snap-fit decorative brace lets one air diffuser base support multiple cabin designs while reducing glue-related rejects and creaking noise.

A switchable vent directs cabin air to windows or occupants to manage window heat transfer and reduce irritation under changing conditions.

Processor-controlled HVAC fluid flow keeps TN display panels within range to prevent cold-image distortion and overheating in vehicles.

A shared shaft links the generator and auxiliary motor to power vehicle cooling loads with less bulk, lower fuel use, and stationary operation.

A wound flexible POLED display extends only when needed, saving dashboard space, preserving visibility, and reducing power use.

Route-aware climate control adjusts cabin temperature and air velocity from GPS, user demographics, and anxiety data to improve comfort.

A robotic vehicle mount repositions a smartphone for driver or passenger viewing while magnetic attachment and cooled air improve access and temperature control.

Heat recovery in high and low RV ventilation openings cuts heating and cooling losses while preserving free airflow and comfort if the unit stops.

Redirecting airflow substantially perpendicular to a protective mesh panel preserves vent directivity while shielding internal vanes from damage.

When cabin A/C load is high, battery input or output is restricted to limit heat generation and preserve cabin cooling comfort.

Interlocked upper and lower fins with an inclined wall expand upward airflow range while limiting abrupt Coanda-driven air direction changes.

Integrated hooks, embossing, and flow windows replace a multi-part suction check valve to cut noise, weight, and assembly difficulty.

Fan speed is adjusted from temperature, charging status, and vehicle speed to deliver cooling only when needed, cutting noise and energy use.

Passive breath sensing uses CO2 as a tracer to detect intoxicants and adjust vehicle HVAC modes for safer air quality with lower energy use.

A rectifier-inverter DC bus with photovoltaic input adapts external AC and battery power to TRU voltage needs while reducing battery cycling.

A bag-like inflatable air duct replaces rigid HVAC ducts to fit firewall constraints, cut weight, and preserve vehicle cabin airflow.

Remote cabin preheating switches between an electric heat pump and engine exhaust heat to reach target temperature with fewer engine starts.

Travel resistance is used to limit fuel cell waste-heat heating when road load is high, preserving stack efficiency and driving range.

Dynamic flow splitting between the air heater and radiator stabilizes cabin outlet temperature while maintaining battery cooling under varying coolant flow.

Temperature deviations across two flow paths reveal a slightly open switching valve, enabling pump control to stop heating medium leakage.

A front-mounted condenser housing doubles as a warning light mount, preserving airflow, visibility, and AC performance on emergency vehicles.

Waveform side walls and a core-frame absorber dissipate vibration and impact loads to protect vehicle conduits and fittings from plastic strain.

A track-mounted ozone, ion, and UV unit sanitizes vehicle cabins while operating during unoccupied periods to avoid passenger ozone exposure.

Sensor-based HVAC mode switching clears vehicle window fogging step by step while limiting discomfort and unnecessary defrost use.

Roof-mounted IR panels heat passengers directly, cutting vehicle cabin warmup time while reducing HVAC load and system interlinkage.

Standardized sub-modules and adjustable connecting members let vehicle air outlets fit different layouts while cutting mold development cost.

A rectifier-inverter DC bus with PV and DC-DC conversion adapts external AC and battery power to TRU voltage and frequency needs.

CO2 sensing in the rearview mirror detects parked-vehicle occupancy without cameras and helps control HVAC with lower energy use.

Route-based economy mode raises cooling thresholds, lowers fan and compressor power, and skips cooling segments to extend TRU battery life.

A planar roof HVAC layout uses axial impellers and segmented cooling regions to keep cabin cooling strong without increasing profile height.

A shared valve switches battery and cabin heating loops by temperature thresholds to balance cabin comfort, battery health, and limited thermal energy.

Route-based economy mode raises trigger temperature and lowers fan or compressor power to extend TRU battery life and avoid charging stops.

Air and condensate water from the evaporator are reused to boost sub-cooling, improve heating and cooling, and cut HVAC power use.

Pleated filter boxes added around RV vent fans block dust, bugs, and pollen before outside air enters the cabin.

Optimized through-hole area ratios reduce duct pressure differences, helping railcars deliver more uniform airflow along the passenger cabin.

A hinged air guide uses the Coanda effect to steer vertical airflow in a 15 mm or smaller vehicle vent while simplifying structure and easing pressure.

A sliding stratification door mixes bypass and heated air to linearize outlet temperatures across vents without added airflow restriction.

A canopy with a central opening mounts directly to the downdraft fan, preserving airflow while shielding the operator from sun and rain.

Multiple valves and flow channels are combined in one module to cut wiring, piping, and space while enabling vehicle cooling, heating, and battery modes.

Directed airflow from a single external fan cools multiple in-cab ECUs through a manifold, while simplifying maintenance and aiding windshield demisting.

A pendulum flap valve and 1-5 m drain height use oscillation and hydrostatic pressure to keep vehicle AC condensate discharge clear.

Separate HVAC casings and an inclined condensate collector improve vehicle installation flexibility while managing evaporator condensation.

A shared fuel cell and power electronics architecture powers both tractor and refrigeration loads while cutting separate-source size and complexity.

A bypass outlet overlapping the vertical fin suppresses through flow, cutting pressure loss, stagnation, and blowing noise.