Mechanical Apparatus TRIZ Cases

See how direct liquid-vapor contact in an intercooler prevents mass flow rate increase between

See how segmented parallel heat exchangers and dynamic mode switching enable selective defrosti

See how two-stage atomization fed directly from the water supply eliminates pump wear and reser

See how a smart gateway detects third-party HVAC devices and generates virtual representations

A lockable pivot arm selects two attachment options for switch cabinet electronics, balancing mounting adaptability with secure positioning.

See how a single-PCB design integrates capacitive touch sensors and LED backlighting using cond

See how an intelligent HVAC controller dynamically adjusts component activation levels to balan

See how a lens body with multiple emission surfaces uses reflection and refraction to eliminate

See how a piezoelectric rotary motor and flexure linkage replace bimetallic strips to improve t

See how selective fan output and compressor frequency control corrects refrigerant imbalances b

See how a pivot-mounted evaporator coil adjusts its operating angle to enhance cooling and dehu

An axial air duct and in-tank filter support natural evaporation, reducing energy use while limiting white-powder pollution and bacterial growth.

See how wireless communication replaces hard-wired damper testing, enabling remote verification

See how segmented condenser circuits with unequal compressors maintain heat-transfer efficiency

See how location-specific reserve and risk values guide HVAC placement in data centers, reducin

Real-time pressure sensing helps chiller stations match pump speed and operating count to building loads, lowering energy and maintenance demands.

See how dual fans with 360-degree suction and horizontal plus vertical discharge ports expand p

A chiller calculates chilled-water flow from evaporator heat exchange and differential pressure, avoiding a dedicated flow meter for valve control.

High-frequency and soft sensors estimate human occupancy in real time, enabling HVAC settings to follow actual presence and reduce wasted energy.

See how periodic lower-arm switching control reduces impedance during induced-voltage detection

See how an outdoor unit control circuit detects actuator communication defects and performs aut

See how a smartphone app receives wire-arrangement input, identifies climate-control configurat

See how a multi-functional outdoor unit with configurable four-way valves serves both two-pipe

State-based heat-transfer fluid paths dissipate converter heat outside the enclosure while limiting unnecessary thermal-management energy use.

Forecast data, solar radiation, and user schedules let central HVAC pre-condition rooms and reduce primary energy use while supporting comfort.

See how a trans-critical CO2 refrigerant cycle switches between sub-critical and super-critical

See how sequenced particulate, VOC, UV, and HEPA filtration achieves TVOC <5 ppb to improve IVF

See how a field-installable inverter controller translates thermostat signals into multi-speed

See how a unified controller optimizes compressor frequency and evaporation temperature across

A processing module compares backflow temperature and airflow flux changes to detect short circulation and adjust fan flow for stable data-center cooling.

See how a multi-stage compressor with suction and bypass valve control achieves flexible capaci

See how hollow frame members store condensed refrigerant directly, eliminating separate receivi

See how segmented sleep-stage control adjusts cooling and temperature rise to match sleep-entra

Integrating power and communication terminal blocks on the control board cuts external wiring, saves enclosure space, and limits noise interference.

See how a peripheral airflow circuit channels filtered air underneath surgical lights to reduce

See how a vertical combined tank with valve-controlled refrigerant transfer reduces space and c

See how neighboring sensors merge into groups and link across time intervals to track motion ac

See how a switching unit with voltage distribution prevents communication failures from line co

See how dynamic switching between cooling and dehumidification operations based on load detecti

See how a conductive mesh filter with electrostatic charging captures fine dust particles witho

See how dynamic expansion valve control stops the outdoor fan, discharges liquid refrigerant, t

Periodic UV-LED operation balances VOC conversion and by-product limits while reducing power use and heat added to recirculated airflow.

See how dual-mode temperature control switches between coarse and fine intervals to balance pre

See how an ERV control system integrates with existing HVAC boards to eliminate separate wall c

Independent branch valves and centralized fan control regulate each zone without offsetting airflow to neighboring zones.

See how a boric acid coating applied to air filters absorbs ionizing radiation and accumulated

See how subcooling-based flash tank control replaces superheating sensors to stabilize refriger

See how layered aggregators translate standardized energy requests into device-specific command