Coolant Flow Control TRIZ Cases

A thermal instability prediction model estimates radiator outlet temperatures using existing sensor data and reversed flow physics.

A dual-drive cooling pump uses a centrifugal clutch and unidirectional clutch to manage impeller rotation speed.

Segmented coolant reservoir tanks maintain distinct operating temperatures across multiple circuits by using insulated partition walls to prevent heat transfer.

An outside air induction pipe supplies cool ambient air directly to a compressor suction opening within a gas-tight housing.

Continuous monitoring of liquid temperature and flow rate identifies malfunctioning wax valves before overheating damages computing components.

A vehicle shutter blocks intake air during battery charging to maintain coolant temperature.

A vehicle cooling fan transmission uses a universal joint coupling to redirect rotational motion from the power supply.

A control unit manages fan rotation direction to remove heat from charge air while blowing debris.

A fuel cell cooling circuit merges with an interior coolant loop via a control valve to expand thermal capacity during high power demand.

A pump valve uses a magnetorheological braking element to adjust fluid flow precisely.

Electric pump control via pulse width modulation reduces engine warm-up time and fuel consumption by decoupling coolant flow from mechanical transmission.

Alternating air holes and magnetic conductive layers replace solid isolation layers, reducing drive plate weight and manufacturing complexity.

A coolant sensor assembly with a transparent sight glass and isolation valves enables automated diagnostic self-tests via the vehicle controller.

A work vehicle cooling structure uses a shared fan to direct airflow over an air-cooled engine and transmission.

A programmable air supply control system manages compressor operation across a locomotive consist using GPS and track database location data.

Accumulator stores pressurized fluid to power pilot and fan circuits via a pressure reducing valve.

Merging charge air and electronics cooling circuits reduces system weight while maintaining stable power electronics temperature.

Electronic control unit estimates engine load and temperature variation using route topology to manage cooling system operation.

A vehicle shutter grille controller manages actuation cycles to extend mechanical lifespan.

A control unit maintains voltage to an electromagnetic valve after stopping a refrigerant pump.

Series EGR cooler circuit reduces cooling fluid volume and pressure cap stress while maintaining thermal efficiency.

A bypass valve redirects coolant flow away from a stopped engine to maintain interior heating performance.

A variable relief valve adjusts hydraulic fluid flow to a fan motor using solenoid current signals.

A mechanical coupling apparatus links multiple air flaps via inner and outer lever arrangements to coordinate movement.

Separate radiators and fans cool liquid coolant and oil independently, reducing energy consumption and fan noise compared to single-radiator designs.

A compact coolant pump uses two hydraulic actuators to independently control main and secondary delivery circuits.

Segmented pump, bearing, and thermostat housings enable left or right assembly and adjustable coolant flow directions to resolve vehicle space constraints.

A fan drive system uses a speed shift unit to provide discrete non-zero speed ratios for the cooling fan.

A control module regulates heating power to a thermostat valve in motor vehicle cooling systems.

Wax volume changes in a temperature-responsive valve adjust coolant flow rates, preventing overheating while ensuring rapid warm-up of transmission fluid.

A multi-chamber degas bottle uses a shared fill port and flow restrictor to manage coolant levels across separate thermal zones.

A rotary union pitch sensor detects blade orientation via electromagnetic induction.

A vehicle cooling device adjusts pump discharge based on coolant temperature to maintain flow.

A bimetal drive source adjusts the choke valve opening using thermal expansion from muffler heat.

A cooling air deflection device directs heated exhaust air laterally away from the intake.

A coolant control valve uses a bypass channel and temperature detection medium to monitor engine heat levels.

Variable-speed control algorithm maintains cooling medium at a set temperature, reducing power loss and noise compared to fixed-speed designs.

An air heater uses engine cooling water to warm intake air through a thermostat-controlled valve apparatus.

Mixing exhaust gas with cooling air from a blower fan lowers temperatures below 200 degrees Celsius, reducing heat exposure risks for operators.

An asymmetric pivot axis reduces actuation power and abrasion on the valve seat, maintaining tightness at high rotational speeds.

An electrical thermostat uses a heater and wax expansion to manage coolant flow via PWM duty cycles.

An inclined transition at the cooling groove end disperses thermal and compressive stress, preventing concentration in the cylinder block.

Zinc deposition on coolant loop surfaces forms adherent layers that reduce radiation fields during operation.

Temperature-based timing prevents ice accumulation and debris obstruction in aerodynamic air shutter mechanisms.

Port heating oxidizes liquid oil deposits to prevent fouling, while a baffle reduces thermal stress on cooling tubes.

A vehicular control device inhibits blower actuation to direct engine heat toward the exhaust catalyst.

Segmented thermal loops with a shared heat coupler prevent electric drive icing during winter preheating, ensuring reliable hybrid rail operation.