Mechanical Apparatus TRIZ Cases

See how current sensing determines window endpoints to enable wireless control and low-power op

See how a processor adjusts blower motor speed and torque using altitude-based coefficients to

See how humidity-ratio set points replace relative-humidity control to stop excessive HVAC cycl

See how temperature sensors at heat exchanger inlet and outlet replace mechanical pressure regu

See how integrated sensors monitor nitrogen levels and temperature in cryogenic cargo cooling,

See how segmented pre-refrigeration and main-refrigeration units reduce compressor start-stop c

See how reusable sponge filters and pre-soaking eliminate replacement cycles, while integrated

See how a permanently sealed expansion device and distributor housing eliminate detachable conn

See how a mobile-device HVAC controller uses network messaging and touch-screen interaction to

See how a dual-pipe refrigerant distributor with flow reversal and an adjusting pipe cancels ce

See how a spectrograph and chemical sensor array classify volatilomes and trigger HVAC mitigati

See how dual-range temperature validation adapts to operational phases, detecting sensor offset

See how a thermostat transforms air quality data into color-coded icons with size and placement

See how periodic pulsing of water flow through underfloor heating circuits prevents floor overh

See how a smart light switch uses historical on/off records to probabilistically activate light

See how a gravity separator directs vapor to the condenser and liquid to the evaporator branch,

See how humidity-sensing control selects optimized filter components to maintain air purificati

See how bidirectional RF communication and segmented operation tracking resolve battery drain a

See how dynamic evaporating temperature adjustment prevents excessive cooling and dehumidificat

See how merging the gas sensor opening with the microphone hole enables air quality detection w

See how abnormal condition detection switches between wireless and indoor sensors to maintain a

See how vertical stacking of drawable refrigeration units and control boards resolves the space

See how automated environmental sensing and feedback control replace manual fan operation to en

See how a portable air treatment device uses flexible ducting and localized negative pressure t

See how selective ammonia and moisture removal from semiconductor exhaust gas recovers high-pur

See how infrared human body recognition enables a movable air conditioner to track individuals

See how an HVAC controller verifies sensor accuracy by comparing temperature and pressure readi

See how dedicated cooling fans and ducts enable independent thermal curves per region, solving

See how frosting estimation and auxiliary heating during plug-in prevent outdoor heat exchanger

See how an adsorptive cooler replaces compressor-driven heat pumps with adsorption-based refrig

See how parallel heat exchangers with equal-flow piping achieve 4.5x heat transfer in a compact

See how anticipatory feed-forward control adjusts expansion valve position using rate-of-change

See how a bioindicator-based validation chamber enables real-time verification of HEPA filter d

See how a detachable air conditioning unit with heat accumulation packs absorbs waste warm and

See how a mathematical model predicts compressor load from outdoor temperature and building par

See how a chain actuator applies centered pushing force to prevent window sash twisting during

See how a split dehumidification system uses secondary evaporator and condenser coils to evapor

See how semantic mapping integrates occupancy sensing with HVAC control to align heating and co

See how image capture and plant analysis enable proactive air purifier activation when allergy-

See how mode-dependent condensing temperature control stabilizes water delivery temperature and

See how a dual-mode ventilation system combines exhaust and recirculation with pressure equaliz

See how periodic switching between full and partial blowout modes directs conditioned air farth

See how height-based pressure control adjusts refrigerant pressure dynamically for operating un

See how a secondary evaporator and condenser in series enable refrigerant to evaporate and cond

See how a self-adjusting balance valve uses temperature-differential feedback to automate hydro

See how a master-slave remote control architecture uses dual communication systems to enable ea

See how a control device uses infrared test signals and microphone-based audio acknowledgment t

See how a vehicle air conditioning system uses corrected external dust data and an indoor detec

See how a gravity-fed bypass conduit and valve control improve refrigerant flow from condenser