Mechanical Apparatus TRIZ Cases

A cylindrical rotating brush replaces complex suction cleaning to remove particulates while limiting filter damage and space in duct air conditioners.

See how reduced-order models transform infinite-dimensional airflow PDEs into ODEs, enabling re

See how inverting the sensor opening to face downward exploits refrigerant density to prevent f

See how mobile geo-fencing enables automated HVAC adjustments based on user location, improving

See how an HVAC controller logs min/max performance values over time to reduce memory use while

See how conductive shelf pins and spring-biased contact pins enable adjustable shelves with int

See how periodic valve calibration during low-usage periods enables precise irrigation water co

See how a compressor bypass path enables accurate pipe volume evaluation using pressure change

Side-wall clamping preserves downstream airflow for leak probes while handle feedback helps verify correct filter positioning.

See how removable utility units with hermetic connectors enable flexible cleanroom reconfigurat

See how connecting lines and flow control devices enable fluid communication between chillers a

See how dynamic optimal load range determination for waste heat absorption chillers and auxilia

See how segmented shutoff valves isolate only the leaking portion between indoor expansion and

See how an intermediary HVAC controller transmits synthesized measurements via iFeel protocol t

A gateway varies data-transfer intervals for air-conditioning units, enabling real-time monitoring while reducing database load.

See how segmented refrigerant flow and dynamic valve control maintain radiant heat while reduci

See how enthalpy-based control adjusts paint booth temperature and humidity dynamically based o

Relays disconnect the air conditioner SMPS during standby while auxiliary power preserves readiness and reduces energy consumption.

See how a membrane-based liquid desiccant system enables cooling with dehumidification, heating

See how routing gas piping through hot aisles uses waste heat to preheat fuel, prevent valve fr

See how temperature sensors replace gas sensors to detect refrigerant leakage by measuring air

A parallel refrigerant pump and bypass valve prevent stacking while Delta T and load feedback improve air-cooled chiller efficiency.

See how decentralized climate appliances use unsupervised learning to autonomously pair sensors

See how a hybrid air conditioner merges electric and gas heat pumps with flow rate balancing to

A suction port between the air cleaning and rectifying units samples turbulent air to detect HEPA-filter dust leakage without disturbing laminar flow.

See how switching from heating to cooling charging operations enables full refrigerant charging

See how height-associated value detection and dynamic pressure control eliminate inefficient re

See how relocating inverter control components to the outdoor air passage prevents indoor heat

See how automatic communication speed recognition between indoor and outdoor units eliminates m

See how a zigzag filter with insertable diffusion element and airflow sensor prevents clogging,

See how variable-speed compressor control eliminates the subcooler in heat pump dryers, reducin

See how temporal segmentation isolates motor current from drive current on a shared wire, enabl

See how a network-connected thermostat uses hierarchical graphical summaries and periodic data

See how a thin plastic layer on a copper throttle tube prevents corrosion while maintaining hea

See how a cylindrical air cleaner uses 360-degree radial intake and segmented fans for upward,

See how limiting wind direction slat swing range under high cooling loads reduces downward airf

See how outdoor units autonomously calculate, store, and transmit power consumption data to ena

See how a reversible sensing object in a guide enables two water level settings, reducing physi

See how coordinated indoor fan control across multiple units disperses refrigerant leaks to pre

See how dual-zone pollution sensors in utility and main rooms enable targeted air extraction, r

See how a single thermostat controls multi-zone temperature using modulating dampers and zone s

See how shared heat-exchange fins and merged condensation tubes reduce machine room volume and

See how an interface heat exchanger with bypass pipes prevents heat leakage and root ice in par

Maintaining non-zero fan speed at low ambient temperatures stabilizes condenser pressure and reduces coil fatigue from cycling.

See how non-arc tracking isolators and rounded grid edges minimize coronal discharge and audibl

See how a refrigerated drying module uses sub-freezing evaporator coils to freeze moisture as i