Liquid Cooling TRIZ Cases

Redesigned pistons use segmented oil collection grooves to lower peak operating temperatures and reduce oil consumption.

Phase-change fluid absorbs compression heat while driving a turbine, recovering residual energy that traditional liquid cooling wastes.

Segmented side supports with pin-joint flexible connections reduce vibrational damage while maintaining air flow efficiency.

Segmented coolant jackets surround outlet channels with transverse sub-passages, reducing coolant volume while maintaining cylinder head strength.

A ship cooling system adjusts sea water pump speed based on control valve position to optimize heat exchange flow.

Alternating first and second ribs in a coolant passage generate turbulence to increase heat transfer surface area.

Dual water temperature sensors enable fail-safe control that calculates compensation temperatures to prevent engine overheating during sensor malfunctions.

Selective airflow screening prevents ice formation in EGR pipelines while maintaining charge air cooling efficiency for reliable cold weather operation.

Segmenting the single return port into two vertical outlets eliminates complex branched hoses, reducing installation space in constrained engine bays.

Nesting the EGR cooler within the cylinder block eliminates external mounting, reducing vibration and brazing man-hours while enhancing cooling efficiency.

A channel switching valve manages flow between heater and auxiliary passages, preventing low-temperature water from entering the heater channel.

A nozzle combustion shield conducts heat from the injector tip to the cylinder head using a high thermal conductivity material.

Thermosiphon cooling removes heat from turbocharger bearings while preventing ventilation vessel degradation caused by thermal overloading.

Solenoid valves control water flow through auxiliary channels to remove salt impurities and prevent crystallization in marine outboard motors.

An airfoil-shaped air duct in a suction nozzle increases flow speed at the distal end, resolving uneven dirt removal on screening devices.

Segmenting engine and component cooling into separate seawater and coolant loops reduces pump drive losses while improving layout flexibility.

Strategic gasket hole positioning aligns coolant flow paths to reduce pressure loss in the inter-bore region.

A control apparatus adjusts intake air temperature to optimize combustion conditions across different engine operating modes.

Sensing devices detect submersion status to prevent lift pump dry operation damage during marine vessel drydock maintenance.

Selective thermal insulation on the combustion chamber roof reduces heat loss while preventing intake air heating and engine knocking.

A segmented oil pump uses separate mechanisms to supply main lubrication and piston cooling circuits independently.

Supercritical carbon dioxide channels in the cylinder head manage heat transfer to resolve low thermodynamic availability and enable energy recovery.

A centrifugal lubricant filter driven by the drive shaft separates solid contaminants from oil in marine outboard motors.

A single adjustable control valve manages coolant flow through cylinder head and block.

Segmented cooling module submodules enable independent removal of individual heat exchangers, resolving inaccessibility during maintenance.

Meandering coolant ducts dissipate heat from the cylinder block, preventing thermal bore distortion and reducing friction losses in internal combustion engines.

Segmented piston cooling galleries with an insert member direct oil jets to dissipate heat from the combustion wall.

Segmenting the water jacket into two orthogonal casting operations reduces die complexity and component count while maintaining effective cooling.

Dual-circuit cooling apparatus adjusts coolant flow rates to manage engine thermal loads and exhaust energy distribution.

A hybrid vehicle cooling system uses separate oil circuits for inverter cooling and mechanical lubrication to manage thermal loads efficiently.

A magnetic transmission links an engine water pump to a crankcase venting system oil mist separator drive, eliminating separate motor requirements.

A thermostatic valve uses a shared component to seat both the bypass slide and disk, creating a compact drive mechanism.

Segmented outlet tank with localized reinforcement maintains structural integrity under vibration while reducing manufacturing costs.

A cuboid cooling module positions low and high temperature heat exchangers on opposite walls to optimize face area.

A piston inlet channel uses a funnel-shaped cross-section to direct cooling fluid flow into the internal cooling circuit.

Segmented valves regulate coolant distribution to resolve precision trade-offs and improve oil temperature control.

A cylindrical piston cooling filter extends filtration area with side holes to trap particles in a recessed bottom, preventing clogging.

A single coolant circulation pump uses a wax-element thermal actuator to orient swirl vanes and sleeves for temperature-based flow modulation.

A flow path switching unit directs cooling water through bypass or radiator circuits based on temperature thresholds.

A dual cooling circuit system separates flow paths within the cylinder housing and head to manage thermal loads across critical engine components.

A cylinder head injector sleeve employs a reaction wall to transfer clamping loads to the middle deck, preventing fire deck deformation and fatigue.

A variable displacement oil pump adjusts discharge volume based on air-fuel ratio feedback to maintain lubrication.

A motor-driven pump and controller manage coolant flow in vehicle engines to support thermal management.

A reservoir supplies fluid to cool and lubricate a marine water pump impeller, preventing friction damage during dry engine start.

Dynamic pump speed adjustment compensates for backpressure variations, balancing cooling efficiency against energy consumption.

Variable proportional oil pump varies discharge pressure to detect solenoid valve failures in piston cooling systems.

Dynamic oil flow control via a PWM solenoid valve prevents piston overcooling at low loads, thereby reducing soot production and pumping power consumption.

A dry-running electric coolant pump uses an external rotor motor to reduce axial dimensions while maintaining sealing integrity.

Independent engine and transmission cooling channels use dynamic pressure to cool the transmission, preventing overheating without adding pumps.

An overflow opening featuring a ring segment and radial bulge directs coolant flow to reduce temperature gradients in thermally stressed areas.