Mechanical Apparatus TRIZ Cases

See how thermal inertia models and variable-speed fans enable room-by-room airflow control, red

See how temperature sensors at heat exchangers detect heat medium leaks and clogs by monitoring

See how valve-controlled refrigerant lines enable outdoor units to switch between parallel and

See how temperature and pressure control maintains zeotropic refrigerant blends in a single pha

See how a transparent separation plate divides the cavity into thermal insulation and storage s

See how blended-mode operation varies water distribution between evaporative cooler and recover

See how saturation-temperature-based pump down operations remove refrigerant from the economize

See how a supercooler with dual heat-exchange paths and injection-port compressor enable vapor

See how water temperature and flow rate control resolve the trade-off between dehumidification

See how a portable makeup air unit integrates a flap-switch flow sensor to eliminate external w

See how delayed fan activation and initial equivalent temperature control prevent unconditioned

See how camera-based occupancy detection and machine learning classify air-blowable areas into

See how a valve core member operates under pressure differences to prevent refrigerant reflux d

See how internal cutting edges in a hollow-structure treatment substance mechanically destroy m

See how airflow-direction flaps adjust angle and reach position based on detected thermal sensa

See how delayed fan activation and equivalent temperature control prevent thermal discomfort du

See how LED signaling confirms wireless connection status between thermostat and programming de

See how integrated controller modes enable simultaneous cooling and heating temperature targets

See how segmented outlet holes and dynamic fan control reduce wind velocity discomfort while ma

See how variable speed blower control adjusts HVAC cooling capacity by modulating airflow inste

See how a power limiting circuit and energy buffer enable HVAC actuators to run on low-power su

See how a modular humidifier with removable panel and nested spray unit reduces installation co

See how a refrigerant leakage detecting device in the heat medium circuit triggers retrieval op

See how a removable U-shaped seal covers condenser coil fin edges and sides to prevent maintena

See how a shelf integrates conductive plates, insulating layers, and fasteners to provide hidde

See how embedded magnets and cellular urethane gaskets seal air-cleaner housing doors to preven

See how monitoring heat-exchanger and outdoor temperatures enables early detection of reversing

See how suction-side and liquid-side sensors detect fan malfunctions, refrigerant blockages, an

See how an open circuit refrigeration system uses ejector recirculation and liquid separation t

See how a photocatalytic-coated lamp integrates intake fan, filter, and 580-640 nm light emissi

See how selection signals and parameter sharing enable indoor units to operate in different mod

See how individually adjustable directional outlets with pressure feedback maintain system bala

See how a universal control board merges line and low voltage terminals to enable WIFI thermost

See how level-by-level compressor output adjustment using feedback-based pressure ratio monitor

See how manual override with automatic return resolves the conflict between coordinated lightin

See how a humidity sensor measures water molecule adsorption on the filter to accurately determ

See how integrating the sensor and expansion valve with a shared data cable reduces weight, ins

See how inverting BLE connection roles lets the controlled appliance send advertising signals,

See how a blocking valve in the gas-side connection pipe stops refrigerant flow through minute

See how priority-based control coordinates air conditioners, fresh air systems, and cleaners to

See how three dedicated evaporators with path-switching control maintain distinct temperature z

See how solenoid valves isolate the liquid receiver from indoor heat exchangers during compress

See how monitoring heat exchanger outlet temperature drop rate, indoor unit activation, and com

See how an economizer heat exchanger buffers suction pressure changes to prevent compressor pow

See how separate condensing and supercritical refrigerant circuits with optimized flow-channel

See how a dual-capillary bypass cycle with path switching and segmented evaporators enables pre

See how segmented failure diagnosis with state recording enables container refrigeration system

See how a software-based hydronic control system integrates ground heat exchangers and dew-poin

See how interconnected HVAC controllers detect refrigerant leaks and activate circulation fans