Heat Exchanger Fastening TRIZ Cases

A single bent metal member creates flat cooling surfaces on both sides while limiting deformation, cutting sealing complexity, cost, and coolant leakage.

A nested collar with overhang and contact zones increases fin-to-tube contact area and resists deformation during tube expansion.

Controlled Mn/Si composition and two-step homogenization improve heat-exchanger tube extrudability while preserving strength after brazing.

A segmented fin flange around the tube hole cuts heat transfer resistance and stress concentration while improving heat exchanger assembly.

Chamfered pins and matching recesses speed plate stacking and improve capillary brazing strength for high-pressure heat exchanger joints.

Brief high-pressure pulses expand heat exchanger tubes for tight fin fit while temperature and external pressure differentials reduce rupture risk.

Localized wettable braze regions bond the lid to a finned cold plate while preventing capillary intrusion that blocks coolant flow.

Sintered metal plates form a seamless heat exchanger that removes gaskets and bolts, simplifying assembly while improving pressure and corrosion resistance.

Defined ridges create precise contact points in flat plate stacks, holding brazing material in place to form leak-free joints.

Welded baffle lines create a meandering CO2 coolant path that improves milk tank cooling and reduces oil buildup that can damage compressors.

Angled corrugations and porthole layout improve condensate drainage and heat transfer in brazed plate heat exchangers at non-vertical angles.

A solid amorphous thermoplastic resin layer speeds heat exchanger joining, extends open time, and maintains strong bonds between sheets.

Braze filler recesses and angled surfaces guide filler during assembly, strengthening plate joints and improving heat exchanger performance.

Varying corrugation across plate zones adapts flow paths for diverse fluids, improving heat exchange while limiting pressure drop.

Melting a low-temperature coating on heat exchanger tubes seals springback-induced interstices, restoring thermal contact without complex mechanical crimping.

Complementary shaped connection means attach radial spokes to the hub, eliminating welding gases and crack formation while maintaining joint strength.

Segmented tube-contacting parts adjust to varying diameters and zigzag patterns, preventing deformation while maintaining precise tube fixation.

Asymmetric meandering walls in a diffusion bonded heat exchanger module resolve the trade-off between channel density and mechanical strength.

Segmented plate assemblies with spacers handle high temperature and pressure fluids to resolve bulk solid heating inefficiencies.

Distinct corrugation pitches on alternating plates tailor channel areas for varying fluid properties while maintaining structural integrity under high pressure.

Serial SiC honeycomb structures separated by gaps allow fluid mixing at the interface, reducing production costs and improving heat transfer efficiency.

Adjacent high temperature layers in a stacked fluid heater transmit heat to prevent freezing, enabling continuous operation without shutdown.

Segmented plate heat exchanger grooves enable secure clip-on tab attachment, preserving maximum heat transfer area while ensuring reliable gasket sealing.

Low temperature nanoink sintering joins dissimilar materials without high heat damage.

Alternating V-shaped and inverse V-shaped heat transfer plates optimize joint point spacing to prevent brazing material clogging while reducing pressure loss.

A heat exchanger plate features a secondary corrugation on its edge flange to provide elasticity and control spring-back behavior.

A heat transfer tube expansion apparatus uses a moving section to cover grasping sections for precise single-step tube fixation.

Fingers on the attachment means pinch plate edges to prevent gasket tangling and ensure reliable sealing.

A slotted hollow cylinder expands mechanically to receive a fluid tube, eliminating thermal stress from welding dissimilar materials.

Segmented diffusion welding assembles elementary modules to minimize channel deformation and enhance mechanical strength in large-scale heat exchangers.

Segmented flat plates with surface grooves bond via brazing to resolve rigidity and cost trade-offs in high-pressure laminated heat exchangers.

Welded plate fits resolve acoustic damping conflicts by varying thickness to maintain heat exchange surface area.

A heat exchanger plate integrates a raised section in the valley to snap into a gasket click-on extension, resolving reliability and stability trade-offs.