01 Resonance Phenomena in Power Capacitors​• Definition and Hazards of Resonance PhenomenaPower capacitors play a critical role in power systems but may occasionally encounter a unique phenomenon—resonance. Simply put, resonance occurs when power capacitors resonate with inductive or capacitive components in the system, causing abnormal fluctuations in current or voltage. This resonance phenomenon can severely impact the stable operation of power systems and may even lead to equipment

In the fields of industrial production and commercial electricity usage, power capacitors, as a classic reactive power compensation device, have proven their economic value over the long term. They deliver significant economic benefits by improving the power factor, reducing system energy losses, and optimizing voltage quality. Below is a systematic economic analysis:​I. Core Economic Principles: Investment Return Model​​Core Mechanisms:​​​Reducing Reactive Power Losses:​​ Compensates for the re

This solution leverages parallel supercapacitor technology to deliver highly reliable, long-lifespan energy storage support for applications requiring instantaneous high-power output and rapid energy transfer.Ⅰ. Technical Principles & Core Value​Parallel Capacity Expansion: By connecting multiple supercapacitor cells in parallel, the system’s total capacity (Farad value) and peak current output capability are multiplied.​High-Power Discharge: Low internal resistance enables instantaneo

Core Objective:​​ To ensure the safe and stable operation of capacitors and the power grid, and to extend equipment lifespan.When high-voltage capacitors are put into operation in the power grid, a robust protection system is crucial. This solution, based on industry standards and practical experience, provides configuration guidelines for key protection measures:​I. Core Electrical Parameter Protection​​Overvoltage Protection:​​​Function:​​ To guard against cumulative damage to capacitor dielec

Background & Challenge​Electric furnaces operate for extended periods under harsh conditions involving high temperatures, dust, etc. Traditional transformer insulation materials experience accelerated aging in these environments, leading to insulation failure, reduced lifespan, and even unplanned furnace shutdowns, significantly impacting production efficiency.​Core Strategy​Implement a dual-pronged approach to ensure transformer reliability and long-term operation under extreme high tempera

Eco-Friendly Electric Furnace Transformer Solutions​Eco-friendly electric furnace transformers have become key equipment driving the green transformation of the electric furnace smelting industry. This solution, through innovative design and strict material selection, establishes an environmentally friendly system covering the product's entire life cycle:​Core Eco-Material Applications:​​​Halogen-Free Flame-Retardant Insulation Materials:​​ Fully adopts halogen-free materials such as ceramifiabl

Ⅰ. Core Pain Points & Solution Approach​Furnace equipment consumes 20%-40% of total industrial energy, with traditional transformers exhibiting excessively high core/copper losses and significant efficiency degradation under load fluctuations. This solution integrates material innovation, structural optimization, and intelligent control for all-scenario energy savings.​II. Key Technology Implementation​​Ultra-Low Loss Core Design​• Employs 0.23mm thick 30ZH120 high-permeability cold-rol

Dynamic Reactive Power Compensation Solution for Electric Furnace Transformers​Electric furnaces (particularly arc furnaces and submerged arc furnaces) exhibit significant ​shock load characteristics​ during smelting processes, causing ​severe power factor fluctuations (typically between 0.6 and 0.8)​. This not only leads to grid voltage fluctuations, flicker, and harmonic pollution but also increases line losses and reduces grid power supply efficiency.To address this challenge, this solution e

Ⅰ. Background Introduction​Electric furnace transformers are common equipment in industrial production processes, used to convert electrical energy into thermal energy for heating, melting, or sintering materials. However, during operation, electric furnace transformers may encounter various problems such as voltage fluctuations, over-current, and short circuits. These issues can lead to equipment damage, production interruptions, and even safety accidents. Therefore, to ensure the safe operatio

​Problem Analysis​Modern electric furnaces (especially arc furnaces, medium-frequency furnaces, and power-frequency induction furnaces) generate substantial higher-order harmonic currents that inject into the grid during operation due to their nonlinear load characteristics (e.g., violent fluctuations of electric arcs, rectification/inversion processes). These harmonics cause:​Grid Pollution: Distorted grid voltage waveforms (increased THD), affecting the normal operation of other sensitive equi