Mechanical Apparatus TRIZ Cases

See how a segmented evaporator coil with valve-controlled secondary flow enables targeted dehum

See how a movable guide vane replaces blade structures to control airflow direction, reducing t

A bypass path sends heated medium through the hot-water heat exchanger, while valve control limits demand to protect the heating device from overheating.

See how grouping air conditioners by usage patterns enables accurate cooling capacity predictio

See how server-based multi-zone temperature prediction and efficiency calculation reduce air co

See how fluid circulation through concrete floors and surrounding grounds integrates geothermal

Automated solution dispensing and reverse-air drying clean electrostatic collector plates without disassembly, preserving purification efficiency.

See how dynamic energy-saving control time adjusts per air conditioner based on occupant count

Auxiliary electric fields contain ions and deter dust from the ionizing electrode, enabling higher corona current for hydrogen peroxide air disinfection.

See how parallel drying units with separate air valves reduce operational costs by activating o

See how dual heat exchangers and dynamic evaporator coil temperature switching enable effective

See how outlet plugs with pre-stored position data and automatic transmission eliminate manual

See how a subcooler heat exchanger and flash tank supply stored refrigerant to enable hot-gas d

See how a pressure bypass channel balances valve body forces in R744 expansion valves, enabling

See how absolute humidity-based control stops air-blowing and cools the heat exchanger at dew-p

See how a sealed UV-C plenum integrated into a lighting fixture destroys airborne pathogens whi

See how curved refrigerant pipe routing widens the compressor gap in compact heat source units,

See how receiver pressure monitoring and high-pressure expansion device control maintain coolin

See how correlating HVAC control modes with energy usage patterns enables proactive maintenance

Temperature, humidity, light, and occupancy feedback guides zoned airflow to maintain comfort across changing daily and seasonal conditions.

See how an inert-gas airlock chamber protects leaked sealant from moisture during storage, prev

See how a bypass circuit from receiver tank to accumulator enables proactive defrost cycles, pr

See how alternating lower-arm switching element ON/OFF states reduces impedance during detectio

See how shutoff and check valves with pressure control isolate leaking heat exchangers while ma

See how periodic power interruption to semiconductor gas sensors prevents detection characteris

See how automated ozone production sanitizes the liquid reservoir in vehicle air treatment syst

See how a parallel charge receiver and controller enable refrigerant cycling across sub-critica

See how upstream and downstream refrigerant sensors prevent rapid temperature drop from affecti

See how dynamic expansion device control adjusts condenser and evaporator refrigerant levels in

See how RFID tags and wireless communication track filter usage, authenticate disposable filter

See how a U-shaped upright heat exchanger paired with an inclined flat-plate unit eliminates si

See how nested secondary evaporator and condenser coils enable refrigerant to evaporate and con

A refrigeration control method adjusts inverter compressor speed and expansion-valve opening to stay within safe temperature and pressure ranges.

See how dynamic fan speed adjustment balances humidity reduction at low cooling loads with effe

See how predictive control uses weather and foot traffic forecasts to pre-cool buildings and op

See how a magnetic control assembly with an electromagnet replaces the buoy-lever mechanism to

Periodic expansion-valve cycling creates liquid-rich flowback to remove oil and chlorine from existing connection pipes faster.

See how ambient noise monitoring determines heat pump operating windows to reduce noise disturb

See how grouping indoor units and distributing shut-off times based on reducible power estimati

See how dynamic intermediate pressure regulation adapts to load states and climatic conditions

See how a motor-screw-spring needle valve with pressure feedback achieves high-bandwidth superh

See how temperature-triggered regeneration uses warm compressed air to prevent purge valve free

See how a gas-permeable membrane intermediary allows negative ion release while preventing dire

See how a sensor-based thermal model enables real-time fault detection and predictive energy-co

See how wireless dampers harvest energy from airflow to enable zone-specific temperature contro

See how an HVAC-off control mode prevents system activation during unoccupied periods, reducing

See how sampling phase coil voltage during off-periods and accumulating digital signals improve

See how a rotating dehumidifying rotor with alternating adsorption regions enables heating and