Mechanical-Apparatus TRIZ Cases
- Water Treatment Vessel with Buoyancy-Based Discharge Control
See how a buoyancy-driven water treatment vessel switches between discharge and drain states to
- Thermostat Energy Storage for Power Harvesting Without C Wire
See how energy storage and periodic power harvesting enable Wi-Fi thermostats to operate withou
- Gas Piping Layout in Hot Aisles for Data Center Fuel Cell Preheating
See how routing gas piping through hot aisles uses waste heat to preheat fuel, reduce cooling l
- Flap with Hollow Chambers for Low-Flow Volume Measurement in HVAC
See how a flap with two hollow chambers averages differential pressure across the flow channel
- Pressure Differentiating Device With Neural Network Self-Calibration
See how a neural network-based governor automatically adjusts fan speed to maintain overpressur
- Thermostat Auto Changeover with Crossed Setpoints and No Dead Band
See how a thermostat auto changeover mechanism allows crossed heat and cool setpoints without e
- Electronic Expansion Valve Control Using Single Digital Signal
See how a single digital compressor signal and coil temperature inputs enable expansion valve c
- Wireless HVAC Damper Assembly Using Energy Harvesting from Air Flow
See how wireless damper assemblies harvest energy from air flow to eliminate wiring, enable zon
- HVAC Bypass Damper with Pressure-Responsive Torsion Spring Mechanism
See how a torsion spring and offset rotation axis enable dynamic damper positioning to relieve
- CO2 Refrigerant Defrost System Using Thermosiphon Circulation
See how a closed CO2 circuit with brine heating and pressure control enables natural thermosiph
- Air conditioner
See how adaptive high-pressure control monitors both refrigerant outlet and room temperature to