Indirect Heat Exchangers TRIZ Cases

See how a planar thermal diode uses bridging droplets between wicked and smooth surfaces to ach

See how a finned heat exchanger uses diverted liquid refrigerant from the condenser to cool pow

See how a heat conduction element with boiling-assisting structure cools vapor-phase components

See how a venturi channel and thermal conductor cool moist air to the dew point, generating rai

See how phase change material composite filler improves geothermal heat transfer by increasing

See how pre-charging inert gas before refrigerant enables pressure-based charging control, prev

See how a stratification chamber separates non-condensable gases from coolant vapor by density,

See how detachable thermovoltaic units with polygon heat pipes and hoop fixation reduce assembl

See how elastic and fixed claws on gripping members enable simple insertion through openings wh

See how a stratification chamber uses density differences to separate non-condensable gases fro

See how a washer-based intermediary fastening system reduces parasitic heat transfer in refrige

See how a blocking portion in the heat dissipation sink stops current to the thermoelectric ele

See how alternating P- and N-trapezoid thermoelectric elements with asymmetric geometry improve

See how embedded fluid conduits with vapor and liquid segments enable rapid, uniform heat distr

See how heat pipes transfer heat to occluded surfaces in biologic freeze-thaw chambers, enablin

See how an induction coil and heat pipe prevent mullion condensation in French-door refrigerato

See how an atmospheric-pressure liquid heating medium eliminates hot spots and temperature swin

See how concave portions and blocking grooves in a wavy smoke tube slow flame movement, increas

See how concave pockets opposite fluid passages create smooth curved transitions at 90° turns,

See how a retractable elongated member transitions between stowed and extended positions to hea

See how retention members welded to bent pipe portions maintain constant bending angles and pre

See how a thermoelectric module with heat pipes and segmented fins improves cooling performance

See how flexible electrocaloric elements with electrostatic actuation replace mechanical pumps

See how protrusions at intermediate groove positions prevent condensed water from accumulating

See how a multi-layer radiant cooling board uses infrared-transparent membranes and vapor barri

See how a segmented dual-tank design with valve-controlled isolation enables pump-driven two-ph

See how a heat-driven absorption vacuum dehumidifier integrates a hydrophilic membrane to remov

See how a wearable cooling device targets glabrous skin areas and uses real-time biometric feed

See how a passive two-phase heat-pipe loop cools shower water using evaporator-condenser exchan

See how a thermoelectric cooling module with feedback-driven periodic operation maintains vacci

See how variable-speed compressors with thermal energy storage enable rapid burst cooling for d

See how an installation bracket mounts the thermoelectric module outside the foam space, enabli

See how porous capillary media and a spiral vapor-liquid separator prevent pump cavitation in m

See how an external installation bracket enables thermoelectric module mounting after foam insu

See how a heat dissipation pipe connects stacked fins to a plate, improving thermoelectric refr

See how a dual-condenser cooling assembly switches between passive and active modes to reject h

See how a wall-abutting hanger support transfers fabric load directly to the wall, eliminating

See how parallel straight channels and U-shaped transitions guide cooling liquid to dissipate f

See how independent heating and cooling microchannels in a heat pipe enable rapid seasonal swit

See how a barrier element transitions from closed to open in response to temperature or pressur

See how merging heat dissipation plate and fin into a unified structure simplifies assembly whi

See how vertical and inclined air guide vanes diffuse hot air in multiple directions to expand

See how a chiller-loop cooling system with bypass control maintains ionic liquid alkylation tem

See how an aluminum heat exchanger with integrated fan and graphite foam distributor enables bo

See how a temperature-dependent gas pressure valve regulates two-phase coolant flow to prevent

See how a rotary separator enables dual-mode thermal management with phase-change heat transfer

See how rigid structures with porous capillary media and a spiral-conduit separator collect liq

See how a dual-mode thermal loop uses rotary separation and phase-change heat transfer to reduc

An external chamber shifts condensation outside the hot calibrator to widen temperature range, limit pressure, and tune heat flow.

A shared refrigeration loop and heat exchanger cool the battery, motor, and HVAC circuits with fewer components and better thermal control.

Switching between external coolant and an internal heat-exchanger loop keeps electronics cooled when facility water is unavailable or poor quality.

Mechanical expansion bushings with O-rings and washers join radiator tubes without brazing, cutting kiln cost and enabling flexible materials.

A sealed condensate jacket around a polygonal skillet improves vapor circulation and enables cooking vessel pressure capability up to 400 psi.

Temperature feedback on the vapor line stops preheating at condensation onset, cutting startup energy waste in changing orientations.

A secondary evaporator and cold-biased reservoir prime liquid formation, enabling loop heat pipe startup from a supercritical state.

Subambient-pressure boiling lets pure water or methanol remove high heat flux from electronics without heavy refrigeration units.

Elevated cooling-water temperatures and valve control cut chiller use while keeping data center air temperatures within setpoints.

A secondary loop with sweepage and a porous wick improves wetting, liquid redistribution, and vapor bubble removal in low-gravity heat transfer.

A disposable thermoelectric cartridge heats or cools infusion fluid with turbulent flow, while reducing air embolism and electric shock risks.

Front and side suction ports with covered downward airflow paths cut pressure loss and improve heat transfer in image forming apparatus cooling.

Sensor-controlled heating embedded in a truck bed liner melts snow and ice only when needed, protecting cargo areas and reducing buildup.

A two-phase vapor chamber with columnar copper structures boosts AI server heat removal beyond air or single-phase cooling limits.

Phase-change oscillation moves magnets through coils to turn low-grade waste heat into electricity at far lower cost than thermoelectrics.

Capillary action lifts liquid refrigerant in a panel flow path, boosting phase-change cooling while enabling lower-cost, compliant materials.

A stainless steel thermal panel uses water phase change and reinforced flow paths to improve heat dissipation while avoiding refrigerant reactions.

A bent stainless steel panel uses water phase change in a vertical flow path to improve electronic cooling while lowering cost and refrigerant limits.

Through holes in walls beside heat radiation fins let air pass, improving junction box cooling while preserving terminal mounting and reducing weight.

Integrated single- and two-phase channels with fins improve heat transfer, lower thermal resistance, and keep electronic temperatures more uniform.

Twisted and inclined radiating fins guide cooling air toward the fin base to improve heat dissipation without raising pressure loss or reducing airflow.

Passive LHPL cooling moves enclosure heat to external gas-cooled condensers, avoiding fan energy use while handling high-power hot spots.

Spring-loaded overlapping fairing panels cut radiator drag yet retract on impact to absorb energy and reduce pedestrian injury.

An absorber and frame spread liquefied refrigerant against gravity in a phase-change cooling panel, improving heat dissipation with simpler assembly.

A supported wick-and-frame absorber returns liquid refrigerant against gravity, improving vapor chamber circulation and cooling layout flexibility.

Vertical vapor chamber structures with enhanced boiling surfaces focus immersion cooling on high-heat components while reducing wasted energy.

Graded micro-channels, vapor gaps, and a wick region spread coolant evenly and clear vapor to cool small devices with hot spots.

A cooling cylinder stores recondensed liquid refrigerant to pre-cool vapor, boosting heat exchanger condensation and pressure control with lower power.

A porous boiling enhancement layer on fins increases nucleation sites and fluid contact area, improving immersion cooling of electronic components.

Graded wick pore sizes strengthen capillary pumping and liquid return in heat pipes, improving heat transfer beyond uniform wick structures.

A notched segmented capillary layer creates more steam space in thin vapor chambers, improving vapor flow and heat transfer efficiency.

A copper embedding layer lets aluminum bases and heat sinks weld directly to copper heat pipes, avoiding brittle joints and nickel plating pollution.

A separated evaporation and backflow layout drives working-fluid circulation without a pump, cutting cooling volume, cost, and leakage risk.

A heat transfer member at the insulating section shortens reflux and avoids working fluid freezing, preserving heat sink performance below melting point.

A stiff base with a high-conductivity cover improves contact pressure distribution, reducing thermal resistance and deformation in power electronics cooling.

A stiff base and conductive heat-exchange regions maintain contact pressure, cut thermal resistance, and improve cooling of electronic devices.

Protruding and recessed flow-path features create turbulence to improve cooling while avoiding fins, pressure loss, and added cost.

A gas storage chamber and guiding block raise discharge pressure to stop gas backflow and improve loop heat pipe cooling stability.

A ceramic evaporator placed in high magnetic fields improves heat absorption while limiting electrical induction and magnetic interference.

Spot welding fixes the wick inside a vapor chamber without blocking capillary paths, improving liquid return and heat transfer.

An obtuse-angle, curved support part in a thin vapor chamber reduces fluid stagnation while improving heat dissipation and pressure resistance.

Through-pore capillary layers made by electrodeposition speed liquid return and bubble escape, cutting temperature rise at high heat flux.

Top-surface dual vapor outlets keep the loop heat pipe evaporator above the liquid level during tilt, preserving circulation and heat transport.

A flocked capillary transport layer returns condensate to hot components, replacing thermal paste and improving compact electronics cooling.

Temperature feedback switches between fan cooling and external airflow through air channels to prevent sensor overheating with lower energy use.

Acoustic waves on micro-structured boiling surfaces increase bubble nucleation and detachment, reducing dry-out and stabilizing high-heat-flux electronic cooling.

Temperature-triggered fan control uses external airflow through housing channels to cool vehicle sensors while cutting continuous fan energy use.

Loop heat pipes move heat from one cell plate to another, limiting hot spots and temperature gradients in compact EV battery packs.

A cryogenic loop heat pipe uses phase change and heater control to switch heat transfer on demand while cutting added weight and complexity.

A dual-layer copper powder wick separates vapor and liquid return paths near the evaporator to curb turbulence and lower thermal resistance.

A bonded porous wall and strut structure helps a loop heat pipe absorb fluid volume changes, limiting deformation, peeling, and vapor backflow.

A split fin assembly uses copper at the air inlet and aluminum at the outlet to improve cooling while reducing weight and material cost.

Cover-plate mounted loop heat pipes and capillary supports improve vapor return paths while keeping junctions secure in a 3D heat exchanger.

Multiple evaporation cavities and capillary blocking structures let one loop heat pipe cool several heat sources while preventing vapor backflow.