Temperature Control Without Auxillary Power TRIZ Cases

A dual mode thermal actuator uses an electric heater to actively expand wax and extend a piston.

Segmenting the single valve into cold and warm thermostats maintains optimal oil temperature, reducing fuel consumption during startup.

A thermostat device uses a segmented element case to house the thermal expansion unit and valve assembly.

Multiple sensors enable feed-forward control that prevents overheating risks caused by inlet pressure fluctuations.

Segmented springs isolate mounting support from direct pressure, preventing blockages and simplifying cartridge maintenance.

A thermoelement uses a pull-in shaft mechanism to retract into the casing upon heating.

Removable inserts guide fluid to specific layers, correcting inverted supply connections without replumbing.

A vehicle valve uses a shape memory alloy transformation member to expand or contract based on operating fluid temperature.

A thermostatic mixing valve uses a single actuator with perpendicular axes to control water temperature and flow rate.

Integrating the control valve and spray nozzle eliminates separate conduits, reducing system complexity and potential leak points.

A pressure cap uses a shape memory polymer to compress the positive pressure spring, maintaining low system pressure during normal engine operation.

A solenoid valve regulates aircraft oil temperature through rapid open-close cycling controlled by a computer.

Segmented cold water paths and a bypass valve maintain continuous flow when the hot supply fails or the wax motor malfunctions.

A temperature control device adjusts fluid flow ratios to manage substrate temperatures across multiple regions.

A swivel precision ceramic valve integrates a thermal expansion detector to autonomously regulate water output temperature.

Pulsing discrete valves achieves precise intermediate temperatures, resolving slow sensor response times and preventing thermal shock in hydrotherapy systems.

Segmented flow passages and a check valve prevent excess water from bypassing the sensing chamber, resolving laminar flow issues at low demand.

A movable sealing plug in a thermostatic valve slides axially under overpressure peaks, protecting the piston-housing fastening from damage.

Dynamic valve routing manages oil temperature across warm-up, low load, and high load phases by bypassing the heat-exchanger when needed.

A sealed thermal actuator uses expanding phase change media to drive a valve rod.

A PTC heater self-regulates laser diode temperature, eliminating external control circuits to reduce power consumption and expand the operating range.

Curved surfaces and varying coil spacings create tortuous flow paths that prevent temperature stratification within compact valve assemblies.

A mixing pump with a variable injection cross-section maintains entrainment velocity and prevents defusing across wide temperature ranges.

A sanitary fitting uses separate temperature and flow slides with Hall sensors to generate distinct electrical signals for independent water control.

A deflector shields the temperature sensing element from direct impingement of cooled liquid flow in gas turbine cooling systems.

A floor drain water-tempering valve mixes cold water with heated drain flow to maintain temperatures below 140°F without manual intervention.

An annular groove admits water between movable and stationary sleeves to reduce friction, resolving the trade-off between sensitivity and leakage.

Embedding a temperature sensor into the thermostat cap reduces component count and assembly complexity while enabling precise engine temperature diagnostics.

Calibrating the valve at defined temperatures establishes accurate low flow rates without complex field adjustments.

Reheater dilution conduits mix cooler upstream steam with hot flow to regulate temperature without water spray attemperation.

A showerhead valve uses a microphone to detect sound above 85 decibels for opening water flow.

Electronic water distribution center manages hot and cold supply lines using microprocessor-controlled valves to regulate output temperature.

A thermostatic mixing valve uses a pressure-operated bypass closure member to route cold fluid when hot supply fails.

A thermostatic bypass valve assembly regulates hot water flow by blocking fluid communication between cold and hot lines when temperature exceeds a set threshold.

A vehicle air conditioning control device adjusts operation start time based on outdoor temperature to reach target interior conditions.

A regulation valve uses a thermo element to actuate a plunger against a spring, adjusting flow rates based on liquid temperature.

A thermostatic mixer steering wheel features a lateral promontory for grip and a retractable disc plate to control rotation stops.

An electronic mixing valve regulates hot and cold water flow rates to maintain safe outlet temperatures during low demand periods.

A water mixing chamber uses a pressure release valve to recirculate mixed fluid, stabilizing outlet temperature against inlet fluctuations.

A motion compensator processes mixed mode video sequences using local image characteristics to generate high-quality output data.

A housing uses shape memory material to form or interrupt a heat transfer path between panels.

Coaxial rotating disks regulate water flow cross-sections, eliminating bulky electric components and reducing device complexity.

Maintenance device analyzes event history to localize faults and manages restoration via remote control, preventing prolonged installation unavailability.

Integrating a signal detection device into the actuator housing reduces system complexity and wiring while maintaining coolant tightness.

A fluid flow control device with parallel valve units manages cooling system heat transfer.

A thermostatic mixing valve isolates the wax motor from hot water leakage using a tubular shuttle and independent expansion mechanism.

Infrared sensors measure thermal radiation from heated optical fibers to enable precise temperature regulation.

A thermostatic valve obturator uses a metal gasket gripped by two separate metal pieces to create a robust seal.

Thermal expansion valves replace mechanical springs to prevent fluid loss and pressure waves during disconnection of hazardous fluid circuits.