Liquid Cooling TRIZ Cases

A helical engine vent line limits coolant flow through calculated head loss.

Dynamic coolant supply prevents catalyst overheating while maintaining reforming efficiency during low-speed operation.

A direct injection engine control method cools fuel before it reaches the injection hole to prevent liquid attachment.

Axial tabs on ventless thermostatic valves fit into engine grooves to prevent misinstallation errors during assembly.

A composite heat transfer fluid uses carboxylic acids and phosphonates to protect cooling system metals.

A dual heat exchanger system heats engine cooling water to kill invasive species onboard.

Exhaust port injection vaporizes ammonia using hot gas flow, resolving poor combustion conditions from high heat of vaporization.

Segmented V-shaped radiator structures resolve the trade-off between increased heat dissipation capacity and limited vehicle space constraints.

Screw pumps reverse flow direction via shaft rotation to control temperature without switching valves, reducing active component count.

Coolant baffles with sealing shoulders direct flow to prevent thermal inconsistencies and warping in internal combustion engine blocks.

A cowling divider separates air and water paths in an outboard motor while a compact integrated pump reduces volume.

Inverting a spray shield plate below an anti-ventilation plate reduces wetted surface area and minimizes cavitation-induced drag on marine drive struts.

A vehicle cooling circuit uses a bypass valve to route coolant around a radiator for flexible thermal management.

Flow control valves route coolant to heater core or radiator based on temperature thresholds, resolving warm-up time versus cabin heating trade-offs.

A heat exchanging system control apparatus adjusts engine and heater pump duty ratios to maintain core fluid flow.

A rotary valve directs coolant flow between engine block and cylinder head circuits to optimize thermal management.

A coolant recovery portion positioned higher than the reducing agent injection module stores liquid coolant and discharges vapor through an upper outlet.

A UV-based anti-fouling system maintains heat transfer efficiency in submerged cooling tubes by killing microorganisms before attachment.

An integrated cooling moat reduces heat transfer to the upper cylinder liner seal, preventing thermal distress and seal failure in high-power engines.

Shared fluid lines connect front-mounted electronics radiators to remote components, resolving heat generation from autonomous driving processors.

Sealing plates and cast fins prevent water leakage around the EGR cooler while turbulence generators increase exhaust gas flow velocity for better cooling.

Independent flow valves regulate cooling water paths to recover exhaust heat for rapid engine warm-up while preventing EGR cooler overheating.

A control valve directs engine coolant flow to warm the transmission fluid or internal combustion engine based on temperature thresholds.

A baffle divides the coolant inlet conduit into two passageways to balance fluid flow distribution within the engine block.

A marine drive cooling filter uses a low-velocity cavity to separate heavy and buoyant debris into distinct outlets.

Segmented cooling circuits with switching valves redirect electric machine waste heat to preheat internal combustion engines and temper transmissions.

A microprocessor controls solenoid valves to regulate cooling water flow, preventing overheating and condensation damage in marine engine exhaust components.

Segmented cooling jackets with parallel radial passages improve heat discharge from thermally critical exhaust valve bridges.

Groove links oil channel to nozzles, reducing device complexity while maintaining piston temperature.

A single rotary valve module controls exhaust gas flow paths using a segmented flap mechanism.

Turbulent flow in a cylinder head channel reduces thermal stresses at the valve bridge without increasing pressure drop.

A piston crown structure uses a heat-diffusion layer to conduct thermal energy from the central insulation zone toward the piston body.

An asymmetric spacer in the water jacket prevents radial shifting and blocks piston hitting sound propagation to the outer cylinder surface.

A single circulation cooling system uses segmented water jackets to manage coolant flow rates across cylinder block and head regions.

Segmented shroud hoods redirect hot exhaust air away from the rider while maintaining radiator cooling performance.

An integrated additive manufacturing piston cooling jet eliminates brazing deformation and reduces complexity while delivering precise fluid alignment.

A hybrid vehicle engine control unit selects operating points using coolant temperature maps to optimize fuel efficiency.

A combustion engine cooling system uses independent thermostat valves to manage coolant temperatures for the cylinder block and head separately.

A temperature-controlled two-way valve divides cooling liquid mass flow between a radiator and bypass path.

A remote fan drives airflow through a plenum and coolant cooler, utilizing exhaust downwash to resolve spatial constraints in aircraft engine assemblies.

Independent flow control in parallel coolant circuits prioritizes cylinder block heating, reducing friction loss during engine warm-up.

Engine load and fuel consumption data trigger the auxiliary electric water pump to circulate coolant, preventing thermal damage during high-load driving.

Segmenting the seal into a cooled plate reduces deflection under pressure, preventing web cracks and maintaining valve seat integrity.

A vehicle temperature adjustment system segments conductive and non-conductive cooling circuits to prevent fluid mixing.

A coolant bypass valve diverts fluid flow to maintain optimal engine temperatures during startup or low load conditions.

A motor vehicle cooling system uses parallel circuits with upstream distribution and downstream collection points to divert coolant mass flow between heat exchangers.

A slotted gasket routes coolant into a cylinder head recess beneath the fuel injector bore to lower component temperatures.

A cylinder head water-jacket structure uses a flow guide partition wall to direct cooling water through segmented passages.

Integrating fan blades and cooling fins via additive manufacturing reduces machine volume while maintaining operator visibility around the compact assembly.

An exhaust heat retrieval apparatus uses an EGR cooler to transfer thermal energy from exhaust gas to engine coolant.