Air-Treating Devices TRIZ Cases

See how variable-speed compressor control reduces noise during standby mode in noise-restricted

See how a refrigerant loop with dynamic controller adjusts compressor and pump speed based on s

See how extended electrodes along partition walls widen the heating area and reduce resistance

See how a multi-layer material stack reflects solar wavelengths while emitting mid-IR thermal r

See how a photocatalyst integrated into a ventilation seat duct cleans cabin air with low power

See how calculated flowrate air replacement reduces infectious agent concentration in aircraft

See how an electric compressor with variable speed control enables vehicle cabin cooling withou

See how two three-way ball valves with T-shaped and L-shaped holes replace four separate valves

See how a branching vapor generator feeds mid-pressure refrigerant to the compressor, expanding

See how automated switch control monitors battery voltage and current to prevent under-voltage

See how a variable speed compressor and controller enable battery-powered truck cabin cooling d

See how a variable-nozzle ejector enables CO₂ refrigerant to operate reliably in both cooling a

See how dynamic refrigerant flow adjustment in a heat pump cycle reduces pressure spikes and te

See how segmented measurement and intermediary monitoring isolate climate control energy costs

See how electrode zoning along partition walls balances heating efficiency with corrosion resis

See how integrating refrigerant channels into a guiding block eliminates soldered joints, reduc

See how a second duct branching to the rear of a ventilated seat delivers cooled air directly,

A movable housing wall redirects airflow in ultra-compact vehicle vents, cutting turbulence, flow resistance, and noise below 50 mm heights.

See how a convex deflector and rotatable valve concentrate airflow direction, enabling higher v

See how a merged refrigeration and heat pump system uses four-way valves to enable independent

See how a modular base-and-flow-passage design with limiting structures simplifies pipeline ass

See how a partitioned front trunk shields the water heater from blowing wind, reducing heat dis

See how positive pressure and adaptive filtration control dust and gas ingress in vehicle cabin

See how a sandwich-like coupling device mechanically and fluidically connects heat exchanger an

A low-power seat heater or semiconductor unit gives quick occupant comfort at AC startup while reducing battery drain and EV range loss.

See how an integrated connecting flange with refrigerant grooves eliminates additional flanges

See how interchangeable air vent modules with universal fastening elements reduce production co

See how interchangeable side elements and universal connectors enable one air outlet design to

See how a vehicle discharging device removes dust through timed blower operation only when occu

See how a gas-liquid separator replaces multiple directional control valves in a cooling/heatin

See how a non-linear heating control profile with adaptive slope regions reduces coolant temper

See how geo-fencing and GPS location monitoring enable automatic power mode switching from comb

See how plastic deformation of the heater housing and receiving pocket secures PTC elements aga

Fixed deflecting walls combine separate airflows to control vent direction and strength while avoiding louver noise and assembly complexity.

See how a flash tank and heat absorber enable refrigerant heat exchange to reduce separate heat

See how a dual-portion intermediate heat exchanger with flow regulation enables adjustable heat

See how a ventilation seat uses UV-activated photocatalyst instead of mechanical filters to ste

See how a divided refrigeration circuit with phase change material storage pre-charges cooling

See how integrated overheat protection prevents infrared heater damage while enabling both conv

See how a stabilizing ring secures snap-hook connections in vehicle air nozzles, preventing man

See how an elastic closure body with displacement allowance eliminates alignment correction and

Nested helical heating elements and a central core raise liquid heating power in less space while improving heat exchange and avoiding stagnation.

See how dynamic bypass of the intermediate heat exchanger during heating mode reduces suction s

A single-piece snap-fit cap seals a heat exchanger modulator while cutting assembly steps, machining cost, and disassembly difficulty.

See how positioning the heating element outside the fluid cavity with a heat transfer wall prev

See how a guide channels methane leaks from engine, regulator, and fuel lines to a sensor, enab

See how dual heating modules operating in distinct voltage ranges enable optimal PTC performanc

Battery cooling starts from temperature rise rate instead of fixed thresholds, cutting EV air-conditioning energy waste and battery stress.

A controller uses ambient sensing, cooling-rate changes, and power-electronics switching to protect transport refrigeration batteries from extreme temperatures.

Waste heat from hydraulic working fluid is routed through a heater core and switching valve to warm an electric excavator cabin with lower energy use.

Telematics data and machine learning classify vehicle system health and remaining useful life to cut manual inspections and unexpected failures.

Operator proximity triggers battery, motor, cab, and hydraulic pre-conditioning during charging to cut start-up delay and parasitic loads.

A bypass duct routes air to the back row without crossing the air handling unit, cutting resistance and improving cabin air distribution.

A branch airflow dehumidifier placed between the blower and evaporator cuts component count, lowers ventilation resistance, and protects membrane elements.

An integrated unit leak-checks, fills, flushes, analyzes, and cleans battery coolant to simplify maintenance and limit unwanted electric currents.

A shaft-and-gear repair rebuilds stripped or cracked heater box door bores, restoring airflow control without full heater box replacement.

A covered intake space and exterior-accessible filter keep dust and water out of the off-road vehicle air conditioner while maintaining airflow.

Liquid cooling at battery poles plus HVAC airflow between cells keeps high-power EV batteries within safe temperatures during rapid charging.

Temperature-based fan reversal pulls or pushes conditioned air through a vehicle seat to improve comfort while reducing HVAC energy waste.

Partial refrigerant expansion through bypass branches boosts vehicle cooling across modes without adding a separate subcooling exchanger.

Integrated electric heating foils warm pop-up roof sleeping areas with infrared heat, improving efficiency and comfort without drafts.

A honeycomb humidity control unit with PTC heating speeds EV cabin warm-up, removes moisture, and avoids a separate heater.

A branched dual-intake duct feeds the radiator from front and non-front openings, preserving cooling while reducing front-end opening constraints.

Parallel refrigerant and coolant loops cut part count while heating or cooling the cabin and battery with secondary-loop refrigerants.

Engine-room intake placement frees cabin space while a soundproofing member and filter extractor limit noise and simplify maintenance.

Calculating cabin water vapor from air exchange and condensation enables windshield antifogging with less outside-air use and lower BEV power loss.

A minute radial gap lets split rotors self-align, cutting leakage and drive torque in multi-way thermal management valves.

Dual ionizers and one-touch control improve air quality across front and rear cabin zones while keeping vehicle operation intuitive.

A two-piece fan shroud with integrated brackets and isolators supports heat exchangers, handles height variation, and reduces vibration loads.

Pressure-sensitive selector zones and a rotary knob give drivers quick, blind access to vehicle AC controls without a large screen.

A recessed mixing flap links hot and cold ducts in intermediate positions to pre-mix airflow and prevent cabin temperature stratification.

Alternating heating and capacitive detection improves cabin comfort response while limiting sensor interference and burn risk.

Road topography is used to pre-cool the cabin and pause AC load during high propulsion demand while keeping temperature within limits.

A split condensate path uses an open collection bowl and closed removal canal to keep water out of the vehicle interior on slopes and at high airflow.

A cabinet with preconfigured mounting, electrical contact, and condensate drainage lets vehicle air conditioners be inserted and removed with minimal installation work.

Polygonal duct joints use coordinated locking and stop elements to prevent over-locking during manual vehicle air duct assembly.

A flow switching layout lets one throttling device serve multiple heat exchangers, cutting vehicle thermal system complexity and energy loss.

Targeted airflow regions clear water from the tube-rib block, preventing icing and uneven flow while preserving heat transfer in EV heat exchangers.

Adjustable inlet doors and baffles blend recirculated and ambient air to cut HVAC load while limiting window fogging and humidity buildup.

UI feedback on automatic actuator changes makes vehicle air conditioning actions visible, reducing occupant confusion and manual overrides.

A shared valve body assembly links battery and cabin coolant loops to improve thermal coordination while reducing EV thermal system complexity.

Flow diverters upstream of a subfreezing heat exchanger spread high-velocity air evenly and can be heated to prevent inlet icing.

An integrated coolant-refrigerant loop reuses ambient and component waste heat to cut valves, weight, and heating losses in EV thermal management.

An inclined reservoir pocket behind the air inlet captures liquid and drains it away before it can reach the blower section.

A heating unit preheats the cooling medium to raise compressor inlet temperature and pressure, enabling EV cabin heating in cold conditions.

Welding ribs on divided resin beam shells create stronger sealed joints in instrument panel beams, reducing air leakage versus bolt fastening.

A wedge-guided fork and groove lock enable tool-free tie-rod mounting while preventing unintended release through part of the rotary stroke.

A toggle linked to dual blade groups through gears simplifies vehicle air vent structure, cutting parts count, space demand, and development cost.

An integrated tank and valve layout shortens vehicle coolant piping, cuts flow resistance, and saves installation space.

Preheating dielectric thermal fluid cuts low-temperature viscosity, protects pumps, and shares heat between the battery and operator cab.

Retractable wheels and a fireproofed multi-chamber shelter trailer balance road mobility with anchored storm protection across fire, flood, and wind threats.

A four-way valve and dual-pump coolant layout replaces heat-pump complexity while recovering waste heat for battery and cabin temperature control.

Adaptive inside-outside air mixing sets heater medium temperature from evaporator air conditions to cut EV cabin heating power use.

Sensor and external data let transport refrigeration pre-cool and shift power use to preserve battery life while holding cargo temperature.

Flexible latches let an RV air conditioner grille detach easily, improving ceiling-mounted access to filters and fasteners.

A shared roof frame lets RV makers swap a window and AC unit in one opening, cutting mounting effort while keeping sealing and airflow.

An inclined inlet and width-adjusting flow path suppress air backflow noise in compact vehicle HVAC units without hurting cooling performance.

Dynamic ECU safety classification on a vehicle SoC enables mode-based power and limit loading to cut leakage and improve thermal budget use.