Solutions

Core Challenge Identification​In demanding applications such as ship propulsion, rail transit traction power supply, and heavy-duty mining equipment, special transformers perpetually face dual threats:​Electrical Stress:​​ (>100 kA short-circuit current impact, >30% harmonic distortion rate, millisecond-level voltage surges/sags)​Mechanical Stress:​​ (continuous >5g vibration acceleration, instantaneous shock >15g).Traditional designs often lead to irreversible failures like winding

Ⅰ. Addressing Core Industry Pain Points​Targeting prevalent challenges in special transformer scenarios:Lack of engineering validation capability for non-standard designsHigh coordination costs for multi-system interfacesNon-compliance in special testing executionIndustry status quo of commissioning failure rate >8%This solution, through the EPC (Engineering, Procurement, Construction) contracting model, achieves:[Deep Custom Design × Full-Chain Control × System Integration] integ

Ⅰ. Why Focus on Total Cost of Ownership (TCO)?​​Traditional transformer selection often falls into the "low-price procurement trap"—saving 15%~30% upfront but incurring 3~5x hidden costs due to high energy consumption, frequent failures, and short lifespan. Our solution rebuilds value standards via dual engines: "Lowest TCO" + "Sustainability":​Cost Type​​Traditional Transformer Pain Points​​Our Optimization Strategy​​Procurement Cost​20% of TCOModerate increase in high-efficiency material

Ⅰ. Core Perspective​Addressing heat accumulation challenges in special transformers under severe operating conditions, this solution proposes systematic thermal dissipation and temperature control optimization strategies:​Extreme Loading:​​ Continuous overload, impact loads.​High Harmonic Pollution:​​ Additional losses caused by non-linear loads.​High Ambient Temperatures:​​ Outdoor/enclosed spaces with sustained ambient temperatures ≥40°C.​II. Key Solution Points​​​(A) Precision Thermal

Ⅰ. Environment-Tolerant Custom Design​Extreme Temperature Adaptability​F-class insulation materials designed with H-class thermal rise margin.Enhanced cooling: Stepped radiators + optimized copper-tube oil ducts; optional IP55-rated intelligent forced-air cooling system (40% thermal control efficiency boost).Cold-start technology: Silicone-modified insulating oil (solidification point ≤ -60℃) with anti-condensation electric trace heating.Pre-heating modules for critical components (optional),

Ⅰ. Core Challenges and Innovation Approach​Traditional transformers are constrained by structural redundancy, material performance bottlenecks, and insufficient process precision, failing to meet demands in specialized scenarios (e.g., space-constrained, high short-circuit risk, harsh environments). This solution achieves performance leaps and scenario adaptability through 3D structural optimization, cutting-edge material upgrades, and precision process innovations.​II. Key Solution Highlights​​

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 WindowsⅠ. 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 s

Ⅰ. Problem Scenario​High-frequency harmonic injection from PV plant inverter clustersDuring operation of large-scale centralized PV power plants, multiple inverters operating in parallel generate wide-band harmonics in the 150-2500Hz range (primarily the 23rd to 49th harmonics), leading to the following grid-side issues:Current Total Harmonic Distortion (THDi) reaching 12.3%, significantly exceeding IEEE 519-2014 standard limits.Causing capacitor bank overload, overheating, and protective device

Core Pain Point:​​ Modular UPS units, during capacity expansion or sudden load changes, can cause sharp surges in input current at the generator end, threatening power distribution safety and increasing harmonic pollution.​Solution:​​ Utilizes laminated iron core input filter reactors to provide efficient, compact, and intelligent current surge suppression protection for modular data centers.​Core Components & Advantages​​Equipment Selection - Performance Cornerstone​​Laminated Iron Core Rea

​1. Challenge: Output-Side Voltage Spikes (du/dt > 5000 V/μs) from 550kW VFDs in Steel Rolling Mills​During steel rolling production, motors (especially main drive motors for rolling mills) are subjected to intense impact load variations, rapid starts/stops, and frequent bidirectional rotation switching. These operating conditions pose severe challenges for VFD (Variable Frequency Drive) systems, particularly in high-power (550kW) applications. A core issue is the generation of extremely h

Ⅰ. Application Scenario​When 12-pulse rectifier units operate in subway traction substations, they tend to generate characteristic harmonics such as the 11th and 13th orders. This leads to excessive contact line voltage waveform distortion (measured at 8.5%), impacting power supply quality and the safety of rolling stock equipment.​II. Core Solution​Deploy TKDG-type outdoor epoxy-cast air-core reactors to achieve efficient harmonic absorption and system optimization.​III. Technical Highlights​​I

Application Scenario:​​Excessive capacitive charging power in long-distance transmission lines of 500kV substations.​Problem Background:​​In long-distance transmission lines rated at 500kV and above, the line-to-ground capacitance effect is significant. When operating under light load or no load, these lines generate substantial capacitive charging power (capacitive reactive power). This excessive power leads to:​Power-frequency overvoltage:​​ Line voltage rises significantly, potentially exceed