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Application Scenario:​​ Rapid Reactive Power Compensation and Harmonic Mitigation for Large Electric Arc Furnaces in Steel Plants
​Core Pain Points:​​ High Temperature, Dust, Large-Capacity Rapid Reactive Power Fluctuations, Short Maintenance Windows

Ⅰ. Core Design Highlights

• ​Equipment Selection: Water-Cooled Reactor​
• Key Advantage: Industrial-grade 316L stainless steel water channel design, offering exceptional high-temperature resistance, corrosion resistance, and mechanical strength, perfectly suited for harsh conditions (>60°C) near arc furnaces, including dust and corrosive gases.
• Reliability Assurance: Stainless steel structure significantly extends service life under intense thermal cycling.
• ​Thermal Management: High-Efficiency Closed-Loop Pure Water Cooling System​
• Critical Parameters: Forced closed-loop circulation, flow rate ​≥40m³/h, temperature rise control ΔT≤15℃.
• Core Value:
• Optimized Heat Dissipation: Efficiently removes substantial heat generated during reactor operation, ensuring stable and controllable core component temperatures.
• Water Purity: Closed-loop design prevents external dust contamination, eliminating risks of channel blockage or scaling.
• Long-Term Stability: Low operating temperatures slow insulation material aging, significantly enhancing device lifespan and reliability.
• ​Dynamic Response: 20Mvar Reactive Power Switching Within 10ms​
• Core Technology: Tight integration with high-performance Thyristor-Switched Capacitor (TSC) systems.
• Core Value:
• Millisecond Response: Precisely tracks violent and rapid reactive power fluctuations during arc furnace processes (e.g., arc ignition, charge collapse).
• Voltage Stability: Suppresses voltage flicker and fluctuations, protects grid quality, and ensures process continuity and safety of critical equipment.
• Power Factor Optimization: Delivers real-time capacitive reactive power to stabilize system power factor (e.g., ≥0.95), reducing grid penalties and boosting supply efficiency.
• ​Maintenance Optimization: Revolutionary Maintenance-Free Design​
• Design Innovation: Optimized water channel structure combined with stainless steel material provides superior anti-fouling properties.
• Core Value:
• 90% Less Downtime: Eliminates disassembly and cleaning routines required for traditional reactors due to dust/scaling buildup.
• Drastically Lower Maintenance Costs: Significantly reduces labor, time, and production loss expenses.
• High Availability: Maximizes uptime, aligning seamlessly with continuous steel production needs.

Ⅱ. Direct Value for the Steel Industry

• ​Rock-Solid Reliability:​​ 316L stainless steel water-cooled reactor + closed-loop pure water cooling ensure ultra-high reliability and longevity in arc furnace environments (high temperature, dust).
• ​Lightning-Fast Response:​​ 10ms-level reactive switching provides transient voltage support, effectively mitigating flicker.
• ​Tangible Benefits:​​ Stable power factor compliance avoids grid penalties and improves effective power supply utilization.
• ​Maintenance Simplified:​​ Near-zero maintenance from the maintenance-free design maximizes uptime, resolving the "short maintenance window" challenge.
• ​Holistic Cost Reduction: Reduces energy losses, lowers maintenance costs, and avoids penalties, delivering significant long-term ROI.

Ⅲ. Solution Summary

This solution is engineered to tackle the three core challenges of arc furnace reactive compensation: high temperatures, rapid response, and high maintenance costs. Featuring an industrial-grade reactor with a high-flow closed-loop pure water cooling system, it delivers unparalleled reliability and thermal stability in extreme heat. Its millisecond dynamic response ensures precise compensation for violent reactive fluctuations, safeguarding grid quality. The revolutionary maintenance-free design minimizes downtime, perfectly aligning with the steel industry’s continuous production demands. It is the ideal choice for steel enterprises to enhance power quality, ensure production continuity, and reduce overall operational costs.