Manufacturing Converters TRIZ Cases

A copper cooling element uses explosion welding to join a metal coating, creating a robust metallurgical bond for industrial furnace applications.

Offset inserts in stave grooves distribute burden material to form a protective accretion layer, resolving wear resistance and thermal performance trade-offs.

A jacketed rotary converter with a coolant system manages heat in the alloy pool during platinum group metal extraction.

A metallurgical immersion probe integrates a reference circuit to generate and output reference voltages via dedicated signal contacts.

Curved geometry minimizes cavitation and erosion in the lance tip while maintaining stable oxygen jet penetration.

A control system monitors actual carbon flow in a metallurgical melt to adjust oxygen supply and maintain stable decarburization rates.

Electric arc reduction of chromium oxide slag with precise silicon ratios suppresses excessive waste generation while recovering valuable metal.

Induction heating regulates iron melt temperature to minimize unwanted carbon oxidation while recovering vanadium and titanium.

A steel melting unit combines top lances and radial side wall injectors for flexible operation.

Controlled calcium addition stabilizes inclusion composition to prevent nozzle clogging while maintaining sulfide stress corrosion cracking resistance.

A metallurgical injection lance uses an annular gap and guide system to enable axial movement between the inner tube and refractory sheath.

Regression models predict steelworks process variables using acoustic and optical sensor data.

Pre-drying oxidized iron raw materials eliminates complex vibration mill adjustments, maintaining pulverizing force for high metallization ratio.

A single steel collar supports stave coolers and routes coolant piping through one penetration.

Calculates heat energy dissipation rates using temperature sensors and flow data to detect hot spots, preventing overheating damage to furnace components.

Forced air cooling keeps converter dust briquettes below 90°C, preventing spontaneous combustion and preserving metallic iron during recycling.

Adding rare earth elements transforms harmful alumina into composite oxides, stabilizing continuous casting and reducing cold rolling defects.

Storing heated water under pressure eliminates the complex steam circuit, enabling on-demand steam production for vacuum degassing.

Correction calculation units adjust exhaust gas measurement errors to enable continuous estimation of molten metal and slag component concentrations.

An open connection in a direct smelting forehearth dampens sudden pressure changes to prevent dangerous molten metal surges during continuous tapping.

Staged calcium-containing ferrosilicon addition prevents nozzle clogging and reduces stopper rod wear in continuous slab casting.

Hot metal tank dephosphorization with composite agents reduces phosphorus load, shortening smelting cycles and cutting slag emissions.

Carbon dioxide reacts with molten metal carbon to form carbon monoxide, enhancing melt mixing and decarburization efficiency.

Slag reduction in non-oxidizing atmosphere recovers iron while forming alite binder, solving simultaneous recovery and hardening potential issues.

Recycling shaft furnace gas as burner fuel cuts fossil consumption and oxidation losses during scrap steel production.

Optical detection of indicator gases replaces empirical timing, reducing energy consumption and improving steel quality consistency.

Complex reducing agent targets specific oxide ratios to minimize slag viscosity and melting point, accelerating phase separation for higher metal recovery.

Consolidating coolant circuits into a single penetration bulkhead eliminates thermal stress accumulation across separation distances in circular furnaces.

Spiral fins and controlled water circulation prevent dross adherence on blowing spears during steel fabrication.

Segments the scrap melting furnace into a mobile unit along the pig iron transport route to maintain operational flexibility.

Segmented panel modules enable rapid flue gas cooling through high-speed vertical flow channels, preventing dioxin formation while maintaining heat recovery.

Strain gauges detect suspension element deformations to replace indirect calculations and prevent mechanical overload during steel production.

A shallow bottom portion in an electric furnace receives molten slag to create a buffer zone that prevents direct contact with the underlying molten iron layer.

A converter refining method charges molten iron and a cold iron source while supplying CaO and oxygen to drive desiliconization.

Segmented horizontal connecting elements in the trunnion area reduce space requirements and increase service life by distributing load forces.

Frictional segmented inserts trap burden material for wear protection, preventing distortion and maintaining thermal performance in metallurgical furnaces.

Dynamic pressure adjustment based on flame extent minimizes false air intake and post-combustion, preserving process gas calorific value.

Controlled calcium treatment stabilizes sour resistance in steel pipes by regulating inclusion composition and morphology.

Strategic rod placement and blocking seats eliminate super-static over-constraint, reducing misalignment displacement and wear in converter suspension systems.

A water-cooled lance positions calcium wire outlets below the molten steel surface, extending residence time and reducing oxidation.

Video camera records radiation intensity changes at the converter mouth to detect the precise moment of ignition during the oxygen blowing process.

Induction furnace pre-treatment oxidizes phosphorus in ferromanganese, lowering production costs and improving steel performance.

Direct coupling of a hydraulic motor to vessel trunnions eliminates gear mechanics and reduces vibration transmission.

Reduces steelmaking slag to recover phosphorus-containing molten iron, then dephosphorizes it to prevent hot metal contamination.

Carbon monoxide gas generation causes basic slag to foam and overflow, preventing rephosphorization and achieving ultra-low phosphorus levels below 0.003%.

A top-blowing lance forms a flame to heat hot metal during refining.

Alternating inert gas pressure across converter nozzles reduces consumption by thirty percent while maintaining steel homogenization.

A refractory-lined shaft and conical hat replace the upper furnace, enabling higher liquid iron throughput without lid adhesion issues.

A computational model estimates exhaust pressure from process data, eliminating harsh environment sensors.

A converter torque support connects the drive to a pedestal during tilting operations while remaining released from the base during active conversion.