Liquid Cooling TRIZ Cases

A common coolant circuit cools both the internal combustion engine and electric machine in a hybrid vehicle.

Separate thermoplastic and metal circuits reduce manufacturing costs while maintaining temperature resistance in compact engine assemblies.

A vehicle cooling system uses a medium-temperature circuit to liquid-cool electrical components between high and low temperature zones.

A motor vehicle drive device cooling circuit uses parallel coolant coolers divided by a control mechanism to manage heat generation.

Regional thermal insulation within an integrated exhaust manifold reduces heat transfer to a liquid-cooled cylinder head.

A cylinder head design with two distinct thermal regulation circuits for independent combustion chamber cooling and exhaust heat capture.

A vehicle tank with a sloped upper surface mounts a fan and radiator while holding fluid in the space between.

Adjusting climate fan speed via engine coolant readings reduces thermal load on the heat pump system and lowers electrical demand.

Segmented flow paths separate engine cooling air from cylinder induction streams, preventing heat contamination and maintaining combustion efficiency.

A wheelhouse liner guiding part channels cooling air from an exhaust emission control device underneath a vehicle.

A heat exchanger transfers thermal energy from an internal combustion engine to hydraulic fluid in civil engineering work tools.

An asymmetric louver directs head wind to a side-mounted radiator, resolving low cooling efficiency in small vehicles.

A shared coolant duct cools a fuel pump and turbocharger, preventing fuel evaporation after engine shutdown.

A controller manages exhaust gas flow through a heat recovery device using a bypass passage to protect components from thermal damage.

A piston cooling jet directs coolant flow onto engine pistons to manage thermal loads.

An engine control module oscillates the coolant pump duty cycle based on diesel exhaust fluid injector temperature to mitigate vaporized coolant conditions.

Elongate members span side channels to mount stacked heat exchangers, reducing fastener count while accommodating thermal expansion.

Segmented coolant control valves manage flow to EGR, oil, and heater circuits independently.

An aircraft engine cooling duct uses modulated intake and exhaust doors to control ambient air mass flow through internal heat exchangers.

A dual-fuel, dual-shaft gas turbine engine drives a reciprocating plunger pump and auxiliary equipment onboard hydraulic fracturing units.

An integrated coolant pump module positions a thermostat upstream of the pump inlet to stabilize flow temperature and reduce thermal shock.

An integrated coolant pump module positions a thermostat upstream of the pump inlet to maintain consistent flow temperature and reduce system pressure.

A segmented coolant manifold routes heated fluid from turbochargers to warm engine oil, bypassing primary cooling circuits during warm-up.

Segmented grille shutters guide travel wind to specific heat exchangers, resolving conflicts between engine cooling and exhaust heat recovery efficiency.

Pre-installed guides align the generator enclosure with base radiators and control panels, resolving cumbersome manual positioning challenges.

A motorcycle relocates the cooling water outlet to the cylinder body front surface, shortening piping length while preserving exhaust pipe layout flexibility.

A vehicle oil warmer uses a corrugated heat transfer tube filled with an operating fluid to automatically control coolant-oil heat exchange based on temperature.

A bypass passage inside the EGR cooler casing directs exhaust gas flow between tube bundles.

A motorcycle heat exchanger design uses hybrid flow paths to maintain compact structure.

Swinging heat transfer units eliminate flexible hose damage during cab tilting by separating when raised.

An electrically driven fan integrates into a vehicle radiator shroud to maintain airflow through the cooling module.

Protruding portions on the water jacket spacer align only with matching escape portions in the gasket and cylinder head to prevent incorrect assembly.

Deflectors redirect coolant flow within a cylinder head cooling circuit to enhance heat transfer at the exhaust manifold.

Diagnosing coolant pump conditions using temperature changes measured by existing sensors.

A multi-zoned radiator integrates distinct fan coverage areas to manage separate coolant temperatures for battery packs and controllers.

Cooling channels extend within the prechamber body apart from the nozzle body, reducing cross-sectional dimensions while maintaining mechanical strength.

A locomotive fluid heater control system autonomously manages engine temperature and battery charge without shore power.

Thermal expansion of a wax element shifts a spring-loaded barrier to open the valve early during warm-up, reducing friction losses and pollutant emissions.

Segmented cooling circuits dynamically adjust condenser coolant temperature to sustain thermal efficiency under fluctuating exhaust heat loads.

A multifunction rotary valve manages coolant circulation through a radiator and heater during engine operation.

A vent passage connects the engine block to the pump housing volute to remove entrained air and vapor from the cooling system.

An integrated crankcase ventilation system utilizes intercooler boost pressure via a Venturi tube to separate oil, reducing device complexity.

An electronic control unit keeps a multiway valve port open at ignition off, reducing circuit pressure and manufacturing costs.

A vehicle heat management valve module uses an actuator-driven guide unit to adjust fluid passage openings within dual chambers.

Segmented inlet and outlet rails with flow guide vanes balance coolant pressure losses while minimizing cylinder distortion in internal combustion engines.

An electric pump drives cleaning medium through a ship cooling circuit without activating the propulsion system.

A controller uses transmission stall mode to heat lubrication oil for rapid warm-up.

Segmented heat exchange pathways reduce viscous energy losses and combustion chamber heat loss during cold starts while preventing knock in boosted conditions.

A cooling system adjusts radiator heat radiation and bypass flow based on engine load to maintain proper water circulation.

An adjustable valve replaces binary thermostats to circulate coolant rapidly during temperature spikes, preventing engine overheating.