ISO 9001/IEC 60076 Certified | 15 Years Reliability | vziman|Zhejiang Vziman Electric Power Technology Co., Ltd.

Renewable energy plays a pivotal role in modern energy systems, serving as a cornerstone for energy security, sustainability, and cost efficiency while delivering substantial environmental benefits. From an ethical standpoint of preserving planetary resources to addressing tangible economic and operational concerns, the transition to renewable energy generation has become imperative. Globally, nations are increasingly scaling up renewable energy integration, with several achieving full reliance

Targeting long-distance radial feeder voltage drops and transient dips during heavy machinery startup in the central mountainous mining regions (Cotuí, Bonao, etc.) of the Dominican Republic. This solution provides dynamic, precise voltage compensation and line loss mitigation. Application Scenarios: Dedicated feeders for remote mining sites (e.g., Pueblo Viejo vicinity), auxiliary circuits for mining camps/offices, and long-distance pumping station supply.Product Type: Single-phase liqui

Technical Proposal for Urban Voltage Stabilization in El SalvadorA long-life voltage regulation solution for urban and Pacific coastal distribution networks in El Salvador, focused on high humidity, salt spray, heavy rainfall, limited installation space, and feeder-end voltage fluctuation.Application scenario: Urban distribution feeders and concentrated commercial load zones in the San Salvador metropolitan area, Santa Ana, La Libertad, and similar cities in El Salvador.Product type: Single-phas

Traditional transformer operation and maintenance (O&M) relies on periodic inspections and corrective repairs, suffering from three core pain points: blind maintenance, high costs, and slow fault response. It fails to capture real-time degradation trends of internal multi-physical fields, leading to sudden faults that trigger large-scale power outages, while keeping labor and spare parts costs at a persistently high level. With the deployment of UHV DC interconnection and the high-density ur

1.Industry Background1.1 Industry BackgroundWith the advancement of global energy structure adjustment and the "dual carbon" goals, the energy conservation, intelligence, and safety of power equipment have become important tasks for power grid enterprises and industrial users. A large number of medium-voltage power transformers put into operation in the 1980s and 1990s still play a crucial role in power supply in power grids, factories, and industrial parks. However, the current IEC 60076 series

Project BackgroundAgainst the backdrop of global energy transition, issues such as low short-circuit ratio (SCR), subsynchronous oscillation (SSO), and harmonic pollution caused by the grid integration of high-proportion wind and photovoltaic power have posed severe threats to the operation of high-voltage transformers and the safety of power grids.Core Pain PointsSevere Voltage Fluctuations: Rapid changes in the output of renewable energy sources lead to frequent voltage limit violations at tra