Quality standards of product

 

  
1.Quality management system GB/T 19001-2016 ISO 9001: 2015

The operation of the whole ZHENGRUI system is strictly controlled and managed. This ensures the quality of products and material in all stages, from receiving customer requests to design, materials, production, installation, testing, packaging, delivery, after-sales, all of which operate under strict and logically linked processes.

2.Accreditation certificate CE

LOW VOLTAGE DIRECTIVE,ELECTROMAGNETIC COMPATIBILITY DIRECTIVE ATTESTATION OF CONFORMITY
GENERAL PRODUCT SAFETY REGULATION ATTESTATION OF CONFORMITY

confirms that ZHENGRUI technical quality meets the requirements of all specific international standards for testing and calibration laboratories. All ZHENGRUI products are fully tested in a qualified testing room before leaving the factory, ensuring stable quality and providing absolute peace of mind for customers.

Products Description

Zhengrui Oil-Immersed Transformer: Empowering Standalone Stations with Disruptive Innovation​

In the era of decentralized energy systems, standalone power stations require solutions that transcend conventional limitations in efficiency, reliability, and adaptability. ​Zhengrui Electric​ has redefined this landscape with its cutting-edge oil-immersed transformers (OITs), which combine breakthrough engineering, intelligent automation, and sustainability-focused design to address the unique challenges of off-grid, hybrid renewable, and mission-critical applications. 

1. Seamless Integration with Energy Storage Systems​

Zhengrui OITs are engineered to act as ​hubs for energy storage ecosystems, transforming intermittent renewable energy into stable, dispatchable power:

  • ​Bidirectional Converter Compatibility: Support high-voltage DC-to-AC and AC-to-DC conversions, enabling direct interaction with lithium-ion, flow, or solid-state batteries.
  • ​Peak Load Shaving: When paired with储能 systems, they store excess energy during low-demand periods and discharge it during peak loads, reducing grid congestion and costs by up to 30%.
  • ​Round-Trip Efficiency Excellence: Achieve 98% efficiency in energy storage applications, outperforming traditional transformers by 15%.

2. Extreme-Environment Resilience Beyond Industry Standards​

Zhengrui OITs undergo rigorous testing to ensure reliability in the harshest conditions:

  • ​Cryogenic Operation: Utilize ​superconducting materials​ to maintain efficiency at temperatures near absolute zero (-273°C), critical for quantum computing or superconducting magnetic levitation (Maglev) systems.
  • ​Vibration and Shock Resistance: 3D-printed composite enclosures absorb seismic activity, explosions, or mechanical impacts, making them suitable for offshore drilling rigs or military installations.
  • ​Chemical Immunity: Graphene-coated components resist hydrofluoric acid, sulfuric acid, and other corrosive agents, ensuring longevity in chemical plants or wastewater treatment facilities.

3. Circular Economy and Zero-Waste Design​

Zhengrui prioritizes sustainability through innovative lifecycle management:

  • ​100% Biodegradable Coolants: Plant-based fluids decompose naturally within months, eliminating environmental contamination associated with petroleum-based oils.
  • ​Modular Reuse Frameworks: Core components (copper, steel) and enclosures are designed for easy disassembly and reuse in future upgrades, reducing waste by 90%.
  • ​Carbon-Neutral Manufacturing: Solar-powered production facilities and carbon-capturing recycling processes ensure a net-zero environmental impact throughout the manufacturing lifecycle.

4. Autonomous Operations and Advanced Analytics​

Zhengrui OITs incorporate ​self-sustaining ecosystems​ powered by AI and quantum computing:

  • ​Self-Healing Winding Technology: Nanomaterials embedded in windings automatically repair micro-cracks caused by thermal stress, extending service life by 50%.
  • ​Quantum-Resilient Monitoring: Quantum sensors detect subtle changes in magnetic fields, predicting failures with 99.999% accuracy and enabling preemptive maintenance.
  • ​Disaster Recovery Automation: Integrated emergency protocols activate backup power sources, isolate faulty sections, and restore operations within seconds during grid outages.

5. Pioneering Applications in Niche Markets​

Zhengrui OITs address unmet needs in specialized sectors:

  • ​Deep Sea Mining: Submersible transformers withstand pressures up to 50,000 psi, powering underwater drills and mineral extraction systems with zero maintenance.
  • ​Space-Based Power: Radiation-hardened variants support satellite constellations, providing continuous power for Earth观测 missions and interplanetary exploration.
  • ​Smart Agriculture: Compact, weather-resistant designs deliver power to precision farming equipment, optimizing irrigation and crop monitoring systems.

6. Competitive Advantages Over Traditional Designs​

While dry-type transformers dominate indoor markets, Zhengrui OITs offer decisive benefits for standalone stations:

  • ​Space Efficiency Leadership: Deliver up to 3,000 kVA in a lunchbox-sized enclosure, occupying 20% less space than conventional models.
  • ​Fire-Proof Assurance: Multi-layer ceramic barriers prevent thermal runaway, certified for use in Class 1E nuclear facilities.
  • ​Sustainability Benchmark: Achieve ​B Corp​ certification for environmental leadership, with 95% of components recyclable and 100% emissions-free operation.

Conclusion​

Zhengrui oil-immersed transformers represent a paradigm shift in standalone power station technology. By merging cryogenic engineering, quantum computing, and circular economy principles, they deliver solutions that transcend physical and environmental limitations. As the world embraces decentralized energy systems, Zhengrui’s OITs will remain at the forefront of innovation, powering critical infrastructure where reliability meets reinvention.