Mechanical Apparatus TRIZ Cases

See how dynamic communication frequency adjustment based on equipment state reduces communicati

See how a gas sensor shares an existing audio hole with microphone or receiver to enable air qu

See how on-off valves, fan-driven pressure equalization, and expansion valve control prevent li

See how adaptive refrigerant evaporation temperature control balances heating humidification an

See how a neural network inference engine uses temperature, humidity, and CO2 data to infer acc

See how AI-based position detection and learning models direct air flow to occupants, reducing

See how a manual expansion valve with isolation valves enables rapid HVAC restoration when auto

See how evaporator coil temperature feedback controls fan speed to prevent freezing and reduce

See how a single expansion valve regulates both superheat and pressure in CO2 refrigeration, re

See how separate environmental data for indoor and outdoor air conditioner units enables precis

See how automated applicant data verification against grid operator records reduces manual revi

See how independently controlled dual exhaust fans prevent stall in HVAC energy recovery system

See how multi-parameter physiological monitoring replaces temperature-difference estimation to

See how sensor-based air routing activates filtration, UV-C irradiation, or exhaust pathways to

See how an absorption chiller prevents freezing damage during wet lay-up by circulating heating

See how pulsed water flow through hydronic emitters limits floor temperature while raising room

See how infrared radiation detection at 5-80° angles enables air curtain systems to respond to

See how storing function information in the air conditioner enables dynamic screen generation,

See how Bayesian topic modeling forecasts home occupancy from sparse event data across users to

See how a mechanical lockout automatically disconnects the motor when the housing opens, preven

See how a concealed fastener and aligned-bore locking mechanism secures thermostat battery comp

See how combining feedback and feed-forward control adjusts expansion valve position based on l

See how an absorption chiller circulates heating medium through the regenerator to prevent cool

See how capillaries with distinct flow resistances replace switching valves to adapt refrigeran

See how flow straightening parts cover electrical box flanges to smooth air flow and reduce tur

See how coordinated control of standalone IAQ devices and HVAC systems uses multiple sensors to

See how extracting the antenna outside the metal housing via cable enables reliable LPWA wirele

See how shared circulating water passages and mode-controlled heat exchange reduce energy use a

See how an electronic latch system uses a conductor to control HVAC door locks without metal th

See how open circuit refrigeration with pump-driven liquid recirculation eliminates compressor

See how a dual-mode controller switches between fixed-valve and variable-valve operation to red

See how segmented auxiliary reservoirs, Venturi mixing, and selectable 12V/110V power enable fl

See how alternating refrigerant flow between freezing and refrigerating compartments stabilizes

See how automatic sensor-damper mapping and neural network matrix optimization eliminate manual

See how a segmented heating assembly and vertically mounted fan prevent water exposure and corr

See how a bypass circuit and heat exchanger inside the refrigerant container reduce pressure lo

See how sampling phase-coil voltage during off-periods and accumulating conversion values elimi

See how dynamic air blow control adapts to sleep state and body temperature rhythm to reduce no

See how a membrane separation system uses sweep gas partial pressure gradients to remove CO₂ wi

See how a hinged two-portion control box enables safe single-handed access to RVAC electronic p

See how an HVAC controller detects improper DAT sensor installation by comparing indoor and dis

See how dual PID and fuzzy control dynamically adjust compressor frequency and electric heating

See how a retrofittable UV sanitizer uses pressure-switch activation and light baffles to disin

See how liquid and gas side bypass pipes maintain suction pressure during pump down, enabling c

See how axial fan placement and top air intake improve filtration efficiency and air flow unifo