Mechanical Apparatus TRIZ Cases

Absolute humidity control adjusts main and side air streams to cut cooling, dehumidification, heating, and humidifying energy in cleanrooms.

Dynamic blower control adjusts subfloor vacuum to environmental conditions, improving vapor extraction while cutting energy use.

PWM-controlled DC fans and temperature sensing balance supply and exhaust airflow to cut noise, vibration, and energy loss.

Differential pressure taps and a special manometer scale simplify HVAC airflow measurement while improving accuracy and filter monitoring.

Dynamic rack airflow control recycles warmed air through plenums and ventilators to cut cooling air use while maintaining target temperatures.

A thermal anemometer built into a ventilation flap measures volume flow accurately despite pipe bends, cutting sensor placement constraints and installation effort.

An indoor air-to-refrigerant heat exchanger adds liquid subcooling after heat rejection to boost cooling capacity without economizer complexity.

A configuration tool auto-generates wall module screens from few inputs, cutting setup time while supporting tiered HVAC access.

A 2D wide-angle IR camera infers 3D occupant positions from background and foreground models to direct airflow and temperature control.

A translucent overmold fully covers raised handle indicia to keep logos visible while eliminating gaps that trap dirt and microbes.

Closed-loop server rack layouts with aligned vertical plenums improve cooling airflow, cut resistance, and support higher power density.

Bi-polar ionization purifies recirculated indoor air without filter pressure drop, cutting HVAC energy use and maintenance while reducing contaminants.

A screw-driven tilting linkage moves the headrest upward and forward quickly, improving head support timing while limiting uncomfortable forward shift.

Transfer-model HVAC control coordinates sensors and actuators to cut data center cooling energy while keeping temperature and humidity stable.

Startup air routing sends the warmer of room or outside air to the evaporator to suppress liquid refrigerant return and oil loss.

Real-time pressure and temperature feedback adjusts bypass airflow in zoned HVAC systems to limit excess recirculation and protect the unit.

Preheating and dehumidifying regeneration air prevents coil frost in winter and improves heat exchanger efficiency in summer.

Opening the refrigerant valve before compressor startup lowers pressure, prevents recondensation, and improves refrigerator starting reliability.

Multiple gas sensors feed a networked monitor that tracks indoor pollutant trends, sends alerts, and supports reliable remote air quality checks.

A joined secondary liquid circuit lets one vehicle heat pump deliver cooling and fast cab heating without reversing refrigerant flow.

A spring-loaded sensor mounts outside the storage tank to detect water level accurately while simplifying humidifier sterilization hardware.

Delta T limits in the HVAC controller reveal performance degradation early, triggering alerts and fault logs for timely maintenance.

A moving suction nozzle and adjustable suction space clean the filter efficiently while maintaining suction power and easy part replacement.

A centrifugal brake controls quick-release lowering in a non-self-locking linear actuator, reducing patient injury risk and overload.

Combines filtration, controlled ozone generation, and catalytic reconversion to disinfect closed-air spaces while limiting ozone exposure and upkeep.

Mode-based EEV control switches tandem compressors by operating status to cut cooling energy use while maintaining data center capacity.

Staggered gate timing in parallel Si and WBG switches cuts switching and conduction losses while avoiding high-current WBG transistor cost.

Independent heat-source and use-side refrigerant cycles prevent room leakage while avoiding pressure loss and supporting simultaneous cooling and heating.

A rear liquid film and conductive condensation layer let one room panel heat or cool air, capture particles, and remove moisture.

A flexible pressurized seal adjusts gap leakage to stabilize air exchange, inertization, and thermal efficiency under changing conditions.

Software energy monitoring agents replace dedicated hardware to profile individual usage, analyze behavior, and deliver occupant feedback.

Location and proximity detection route calls and data to the best nearby device, improving reliability, battery life, and input ease.

Adjustable font sizes, colors, and preset visual modes make HVAC touchscreen displays easier to read without adding complex controls.

Predicted weather, user preferences, and demand response inputs are combined to optimize HVAC setpoints and chiller schedules before deployment.

Three refrigerant temperature readings replace pressure sensors and power meters to calculate heat pump COP at lower measurement cost.

Warm refrigerant is diverted through the exhaust header while fan reversal limits convection heat loss, speeding complete heat pump defrost.

Detachable pumps and flow-switching modules simplify ceiling-space piping, cut circulation energy, and keep refrigerant out of indoor areas.

A magnetic LED shelf light uses a non-conductive housing to limit heat transfer, save display space, and speed replacement in refrigerated merchandisers.

Multiple distributors and hooded tube bundles improve refrigerant wetting and vapor-liquid separation for more efficient cooling.

A hooded distributor and level sensor regulate falling-film refrigerant flow to improve evaporator heat transfer and compressor protection.

Historical peak data and separate HVAC/non-HVAC control help curb building demand spikes without seasonal retuning or occupant disruption.

Plastic upper and lower cabin sections cut weight, ease disinfection, and add an adjustable work surface for different cage heights.

A dual-mode thermostat uses temperature and humidity sensing with set-back set-points to limit overcooling and cut energy use.

A hooded distributor forms a falling refrigerant film on horizontal tubes, improving vapor guidance, liquid separation, and HVAC heat transfer.

Integral lenses reshape LED beams to evenly light vertical merchandise displays while cutting energy use, maintenance, and lamp waste.

Switch valves keep heat absorption active while the compressor is off, reducing power use and frequent cycling in air conditioning.

By moving refrigerant joints to a sealed outer area, this air conditioner layout keeps leaked refrigerant out of room air.

A water-based reaction and extraction route neutralizes HCl and isolates tetraalkyl bisphosphates with higher purity and yield.

Natural light sensing lets a thermostat estimate time-of-day automatically, avoiding manual setup errors from time zones and daylight savings.