We are very happy to hear the news that Shanghai Sinopec's first large-tow carbon fiber production line has been successfully launched.Sinopec Shanghai "24,000 tons/year raw silk, 12,000 tons/year 48K large tow carbon fiber" project adopts PAN (polyacrylonitrile)-based large tow raw silk and carbon Read More

On November 17, 2023, Sanhe received customers from North American SSL companies . The customers visited Sanhe booth. Our oversea engineers introduced our products MV capacitor banks(HVC), self-owned MV permanent magnetic vacuum contactor(VEK), LV three phases unbalance stabilizer(SUAR), medium volt Read More

In today's rapidly evolving technological landscape, three-phase systems have become integral to our daily lives, powering everything from industrial machinery to residential buildings. However, with the increasing complexity and sophistication of these systems, the issue of harmonics has emerged as Read More

Variable Frequency Drives (VFDs) have become an integral part of many industrial applications, providing efficient control over motor speed and energy consumption. However, the increasing use of VFDs has also led to the emergence of unwanted harmonics in electrical systems, causing power quality iss Read More

Power Factor Correction (PFC) controllers are an essential component in power electronics, playing a crucial role in regulating power factor. In today's energy-conscious world, optimizing power factor has become increasingly important for businesses and industries. In this article, we will explore t Read More

In today's rapidly evolving technological landscape, power distribution plays a crucial role in ensuring the smooth functioning of various industries and sectors. From residential homes to commercial buildings, power grids need to be reliable, efficient, and adaptable. To meet these demands, advance Read More

Power factor correction is a crucial aspect of electrical maintenance that is often overlooked but can significantly impact the efficiency and cost savings of any operation. In this article, we will explore the benefits of power factor correction and various techniques that can be employed to optimi Read More

In the world of electrical switchgear, vacuum breakers play a crucial role in ensuring the safety and efficiency of power distribution systems. These devices are specifically designed to interrupt electric currents in the event of a fault or overload, preventing potential damages and hazards. In thi Read More

In the world of electrical engineering and power distribution, power factor correction plays a crucial role in ensuring efficient energy utilization. One of the key components used in power factor correction is shunt capacitors. These capacitors are specifically designed to compensate for reactive p Read More

Power factor is a crucial aspect of electrical systems that can significantly impact energy efficiency and cost. Inefficient power factor can result in wasted energy, increased electricity bills, and stress on the electrical infrastructure. To address this issue, the use of shunt capacitors has emer Read More

Power quality is a crucial aspect of any electrical system, as it directly impacts the efficiency and reliability of operations. However, power quality issues can lead to various problems such as voltage fluctuations, harmonic distortions, and power factor imbalances. To address these issues, busine Read More

Dynamic Voltage Restoration (DVR) is a crucial technology in the field of electrical power systems that plays a significant role in voltage stabilization. In this article, we will delve into the various aspects of DVR, its importance, challenges, and future developments.To begin with, it is essentia Read More