Liquid Cooling TRIZ Cases

Propeller-generated airflow through the radiator resolves stationary overheating without increasing engine power load.

A control device learns valve-closing positions using sequential actuation steps to maintain stable engine temperatures.

A heated inlet filters ambient air and warms it via a jacket heat exchanger before directing the stream into the crankcase.

Segmenting the filter from the main body simplifies mounting and prevents displacement during maintenance.

Segmented expansion tank chambers maintain coolant levels to ensure effective gas-liquid separation even when excessive coolant is supplied.

A heat exchanger assembly uses a releasable spheroid joint to connect tanks to mounting portions.

Internal heat exchanger and stabilizer fins protect shallow-water propulsion from debris while maintaining cooling efficiency.

Perpendicular axial gap motor mounting reduces vehicle body vibration while segmented coils minimize heat transfer between redundant circuits.

Insertion members within the water jacket restrict and generate coolant flow to separately cool upper and lower cylinder portions.

Integrated radiator manages heat radiating performance while reducing system layout complexity and improving front collision characteristics.

Segmenting a single valve into four independent units controls temperature precision across engine regions, reducing knocking risk and fuel consumption.

A piston oil squirter valve directs lubricant to transfer heat from the combustion chamber.

A water jacket spacer uses a pocket rectification means to redirect and diffuse cooling water flow upward along the cylinder block.

Rear-mounted water pump circulates coolant through central pipes, reducing power unit width and piping length while enhancing motorcycle appearance.

A coolant-to-fuel heat exchanger transfers thermal energy from the engine coolant to the fuel circuit, providing an alternative cooling pathway.

A coolant manifold distributes fluid through internal paths to optimize flow rates across multiple thermal components.

Segmenting the thermal loop allows separate temperature control for the drive circuit while reducing overall system complexity.

A coupling heat exchanger transfers waste heat from a steam circuit to the engine cooling system.

Control system interrupts fuel supply while keeping electric machines connected to voltage, enabling fast response times for volatile grid integration.

An exhaust pipe outlet positioned between an oil cooler and radiator uses a fan to draw hot gases through the cooling airflow.

A control module adjusts air conditioning compressor displacement to manage cooling liquid temperature in vehicle radiators.

A constricted section in an outboard motor exhaust pipe accelerates coolant flow to enable precise temperature measurement.

Turbulence generators and diaphragms enhance heat transfer while adjusting individual cylinder exhaust gas distribution.

A coolant control valve unit directs fluid flow through a cam mechanism to manage thermal distribution in engine cooling systems.

Parallel coolant channels with varying cross-sections ensure uniform temperature distribution along the longitudinal axis, reducing frictional power loss.

A piston cooling nozzle uses a crimped pipe edge to lock the flow path member in place.

Internal water injection absorbs compression heat to suppress engine knock, enabling higher compression ratios and improved thermal efficiency.

A dedicated pump controller manages a hydraulic actuator to regulate coolant volume flow within an internal combustion engine system.

A working vehicle cooling assembly uses a reversing fan to clear debris from an angled filter element while transferring heat through the exchanger.

A piston cooling channel narrowing accelerates coolant flow velocity through the constriction.

An outboard motor supercharger cools compressed intake air by spraying water condensed from engine exhaust vapor.

Relocating the coolant pump to the engine coupling face simplifies belt routing and reduces component count.

Separate intake manifold passages supply air and natural gas, enabling multi-fuel operation without cylinder head modifications.

A parallel valve bypass prevents intercooler condensation by maintaining a minimum coolant mixing ratio above zero without complex control hardware.

A variable speed pump modulates water flow through an axial or tangential inlet partition.

Nested inner pipe generates coolant vortex to eliminate vapor and reduce heat damage on degassing lines.

Segmented cooling jackets with independent transfer sections resolve size and pressure loss trade-offs while maintaining comprehensive thermal coverage.

A marine engine cooling jacket features a lower debris outlet that expels settled contaminants while maintaining low flow velocity.

A divided expansion tank uses a sloping passage to replenish liquid into separate chambers, preventing coolant mixing while enabling single-point servicing.

Heating coils in a secondary cooling circuit thaw operating liquid quickly, solving the trade-off between freezing prevention and rapid throughput.

A hybrid electric vehicle cooling system transfers motor heat to fuel via an internal heat exchanger.

Differentiated hollow valve designs balance cooling performance and component cost, improving engine efficiency while reducing friction.

Fuel injection valve positioned near cylinder body jets fuel mist directly into combustion chamber for precise delivery.

Offsetting a second catalyst higher than the first prevents water exposure and maintains performance.

Sealed sleeves isolate drive shafts from coolant water, reducing corrosion and eliminating dynamic seals in marine outboard motors.

A cylinder head cooling channel uses a flow diverter to direct coolant toward the valve bridge area.

An integrated overflow passage routes excess coolant through the filler neck body to a concealed outlet, removing visible tubing from the engine bay.

An integrated heat exchanger block merges exhaust and cooling passages, resolving the conflict between ventilation needs and noise damping.

Pressure relief valves dynamically isolate components during warm-up, resolving the trade-off between rapid heating and thermal management.