Nuclear Energy Generation TRIZ Cases

A dummy furnace tube with thermocouples and strain gauges maps temperature and strain to steam pressure for remote leak prediction.

A barrel cam and cam-pin coupling lets control rods be remotely disconnected at a fixed location, simplifying shutdown maintenance.

Circular beam scanning with shielding and suction removes coatings evenly on complex surfaces while protecting optics and collecting debris.

Automatic GMAW with constant-width nozzle weaving and purging tape improves half-coil bead uniformity, joint airtightness, and productivity.

A removable capture bell uses compressed air and exhaust flow to collect radioactive cutting debris near the laser zone and limit contamination.

Abutting members and a positioning member preset pinion rotation for secure rack engagement, easing control rod drive assembly in radiation areas.

A portable laser head uses circular scanning and suction to remove coatings uniformly from large structures while shielding optics and collecting debris.

Filtering and synchronized redundancy services block broadcast storms in dual Ethernet buses, preserving processor load and data exchange integrity.

Threaded cover fastening replaces welds and bolt-nut joints to improve canister corrosion resistance and structural integrity in dry storage.

Controlled cutting and recovery modules segment a radioactive dousing tank to contain dust and reduce worker exposure during dismantling.

Hydraulic expansion forms heat pipe wick mesh without chemical mandrel etching, reducing impurities, production time, and cost.

A dual-phase lean AFA weld overlay uses controlled ferrite, Ni, and Ti to resist liquid lead corrosion without losing ductility.

A lock cam and locking collar let control rods remotely engage or disengage from the CRDM during shutdown without manual intervention.

Contact measurers with pressure sensors detect welding rod eccentricity, bending, and end-surface deformation with a simpler inspection structure.

Force-sensed linear actuation speeds nuclear reactor shaft coupling and uncoupling while limiting spring and sticktion damage.

An expandable tube and forming shells shape heat pipe wick mesh precisely while avoiding mandrel etching, cutting impurities, time, and cost.

Guide plates, a drill assembly, and lead-screw thrust enable precise CRDM bolt extraction, cutting radiation exposure and protecting vessel integrity.

A corrosion-resistant inner alloy layer on a carbon steel pipe resists sodium hydroxide while preserving strength and lowering material cost.

Precise Fe, O, and Hf control refines grains and strengthens the α phase, helping zirconium alloy achieve higher strength without losing plasticity.

A sealed isolation valve vessel with a spool piece and redundant valves contains leakage at the reactor vessel boundary to prevent Type 1 LOCAs.

A sweep gas and reactive material create a tritium sink that limits leakage into secondary fluid while preserving heat transfer in fusion plants.

Non-uniform welded joints in a core catcher cantilever truss localize stress and deformation for predictable failure under extreme loads.

A rotatable cutting plate and sealed bearing plate cut nuclear core fingers with lower complexity, power use, and contamination risk.

Adjustable base support, chuck rotation, and controlled flange bending form elbow duct lockseams without deforming the connecting portion.

EDM enables 2 mm or smaller, 100 mm or longer holes in hard SiSiC while suppressing burrs, deposits, and drill failure.

Multi-source data fusion combines Markov/CCMT models, data assimilation, and Monte Carlo sampling to predict dynamic system reliability under uncertainty.

Adaptive drill pipe guidance and servo-assisted positioning simplify deep in-situ coring platform assembly while improving alignment accuracy.

Real-time load feedback adjusts fuel element lifting speed to avoid snagging damage while shortening reactor loading and unloading time.

Adjustable support, chuck rotation, and flange bending form consistent elbow duct lockseams on bent joints while preventing deformation.

Throttling orifice plates and an energy reducer balance steam-gas removal from multiple high points to prevent hydrogen buildup and wear.

Remote underwater reaming restores damaged reactor centering holes while integrated suction captures chips and avoids full nozzle replacement.

Contactless plasma or laser cutting inside a shielded housing reduces irradiated waste volume faster while limiting worker radiation exposure.

An underground boiling water reactor cuts leak-prone piping by using integral isolation valves and external emergency cooling for passive safety.

A segmented reactor support assembly isolates the enclosure from seismic loads while relocating exhaust flow paths to improve passive cooling.

A trolley-mounted stud tensioner moves horizontally to service reactor vessel closure studs, avoiding overhead cranes and reducing containment height.

Natural-convection coolant flow in a coaxial decay-heat loop cuts pressure loss, avoids flow reversal, and improves reactor emergency cooling reliability.

A heated mist lubrication chamber coats nuclear fuel rods before spacer grid insertion, cutting friction, scratches, and contamination risk.

Hybrid laser welding and double-wall canister sealing reduce residual stress, prevent SCC in marine storage, and improve spent fuel access.

A compact boiling water reactor cuts piping and internal emergency cooling to lower coolant loss risk, construction complexity, and footprint.

A deformable lock nut swages into a visible recess to verify threaded engagement and secure a nuclear fuel assembly without extra locking parts.

A movable shoulder and pin channel let one friction stir welding head handle different fillet joint angles without tool redesign or unstable weld quality.

ODS ferritic steel conduit sections and friction stir welding help fusion breeder blankets resist FLiBe/LiPb corrosion and radiation embrittlement.

A sintered SiC/WC gradient interface joins thick tungsten to CFC, reducing thermal stress, peeling, and cracking while preserving heat conduction.

Mechanical deformation work hardens the weld fusion and heat-affected zones so tube joints retain base-material strength under stress and pressure.

Gravity-driven coolant circulation, check valves, and fusible plugs control reactor containment heat and pressure without pumps or operator action.

A tapered connecting member shifts fastening load from a rectangular vessel body to a circular flange, enabling thinner flanges and lower stress.

Steam is condensed in an external emergency cooling tank and separator, enabling long-term reactor cooling without seawater or pumps.

A segmented branch conduit plug seals laterals during CIPP lining, then restores flow while maintaining liner connection integrity.

By cutting only the side and upper weld beads, this case separates a spent-fuel basket while preventing fuel damage and chip scattering.

Timestamped mobile image capture links each photo to the correct plant element, reducing misassignment and speeding inspection reporting.