Mechanical Apparatus TRIZ Cases

See how periodic ionization and air flow cycles sterilize filters and internal surfaces during

See how a machine learning controller predicts oil viscosity and quantity in HVAC systems to tr

See how a metal discharge plate with segmented hole patterns enables both convection and radiat

See how a bulkhead-separated filter unit enables safe filter replacement in isolators while pre

See how reversing the indoor fan during evaporator freezing increases frost formation for effec

A calibrated inlet orifice atomizes annular coolant flow in a plate heat exchanger, improving two-phase distribution across channels.

See how a segmented profile rail with fixing and support sections securely holds lighting units

See how segmented operation chambers with pressure-controlled air flow reduce decontamination t

Dynamic flash tank pressure control based on gas cooler outlet temperature improves ejector operation and cuts parallel compression energy use.

A master dust sensor coordinates multiple air cleaners to cut measurement noise, save sensor power, and keep faulty units operating.

See how synchronizing stator winding connection switching with defrosting cycles maintains ener

See how cyclic expansion valve control reduces refrigerant noise in multi-split heating systems

Expansion valves create a two-phase refrigerant mix to cut charge while maintaining air conditioner performance and stable operation.

See how a docked handheld air purifier uses suction instead of blowing to remove dust from clot

See how delayed recovery valve actuation maintains refrigerant pressure during mode switching,

See how an air conditioner uses communicator-based pet detection and processor feedback to auto

See how a three-pipe refrigerant layout recovers waste heat from heating units to supply coolin

See how a controller merges tank-based and tankless water heaters to meet peak demand, adjustin

By linking existing smart meters, weather stations, and energy portals, this case detects HVAC waste across buildings and automates alerts.

See how integrating open-circuit and closed-circuit refrigeration paths reduces system weight a

See how an acid-alkali resistant oscillator coating and segmented tank design enable safe alkal

See how pre-applied brazing material on an intermediate plate flows into gaps during heating to

See how dynamic ventilation rate adjustment maintains standard ventilation levels while reducin

See how selective indoor unit shutdown and mode switching resolve overheating or supercooling i

See how occupancy sensors and PMS integration enable automated UV disinfection timing, reducing

See how a closed regeneration air loop with heat pump, bypass, and complementary moisture remov

See how periodic image capture and dynamic cycle adjustment predict drain pump clogging by calc

See how inverting BLE connection initiation—appliance advertises, remote scans—cuts remote cont

See how sequential pre-filtration, bonded carbon, UV, and HEPA stages reduce TVOC, biologicals,

See how supervisory-level control adjusts HVAC set-points to match intermittent renewable energ

See how HFO-1132(E) refrigerant with counter-flow heat exchange achieves low GWP below 150 whil

See how a network of wireless climate sensors creates a heat map to eliminate hot and cool spot

See how a dehumidifier controller prompts users to confirm external humidity sources are blocke

See how controlling reheating expansion device opening cross-section based on refrigeration par

See how hydraulic device data enables separate cooling and heating capacity detection in heat r

See how a fresh air ventilation controller monitors multiple appliances and adjusts damper oper

Separates total HVAC energy use into indoor unit and hydraulic device consumption using heat absorption and capacity calculations.

See how flexible polymer foam conforms to irregular vent openings in foundation walls, forming

See how dual Y-shaped strainers with valve switching enable continuous air conditioning operati

See how a toroidal fan and slim housing enable air purifier integration into modular wall syste

See how MSTL decomposition and degree-day models identify weather-related energy waste across b

See how temperature monitoring at heat exchanger outlets detects leakage and clogging in water-

See how a controlled atmosphere system determines respiration rates from oxygen and carbon diox

See how dynamic capacity switching in active filter systems reduces continuous losses by operat

See how density-based volume ratios between outdoor and indoor heat exchangers suppress refrige

A shared inflow channel feeds sterilized air to filling rooms and dehumidified air to blow-molding rooms, cutting space and system complexity.

See how segmented air outlets distribute cooled air across multiple zones and directions to red

See how dryness-based expansion valve control maintains refrigerant density in gas-liquid two-p

See how spraying fire extinguishing agent onto the outside heat exchanger uses phase-change ent