Echo Knowledge

By Echo, 12 Years in the Electrical Industry Hi everyone, I'm Echo, and I've been working in the electrical industry for 12 years. From early involvement in commissioning and maintenance of distribution rooms to later participation in electrical system design and equipment selection for large-scale

As a front - line power operation and maintenance worker, I deal with current transformers (CTs) daily. Having witnessed the popularization of new photoelectric CTs and tackled numerous faults, I rsquo;ve gained practical insights into their application and testing improvements. Below, I rsquo;ll sh

I'm Echo, a 12-Year Veteran in the CT Industry, Talking About What's Coming Next Hi everyone, I'm Echo, and I've been working in the current transformer (CT) industry for 12 years. From learning wiring and equipment debugging with my mentor to now leading a team tackling complex on-site issues, I've

Hey everyone, I rsquo;m Echo, and I rsquo;ve been working with voltage transformers (VTs) for 12 years. From learning how to wire and do error tests under my mentor rsquo;s watchful eye, to now participating in all kinds of smart substation projects mdash; I rsquo;ve seen the power industry evolve f

Hey everyone, I rsquo;m Echo, and I rsquo;ve been working with voltage transformers (VTs) for 12 years. From tagging along with my mentor doing insulation tests to now leading teams handling all kinds of high-voltage equipment issues mdash; I rsquo;ve done a lot of oil refilling in my time. Especial

Hey everyone, I rsquo;m Echo, a 10-year veteran in the field of outdoor voltage transformers (VTs). Today, let rsquo;s talk about where the 35kV outdoor voltage transformer is heading in the future. 1. Digitalization and Smart Features With the rise of IoT (Internet of Things), big data, and cloud c

Hey everyone, I'm Echo, a 10-year veteran in the power system industry. Today we rsquo;re going to talk about an important topic mdash; the future development trends of current transformers (CTs) used in Air Insulated Switchgear (AIS). As technology advances and market demands evolve, these critical

Hey everyone! I rsquo;m Echo, and today we rsquo;re diving into the application and development of Air Insulated Switchgear (AIS) voltage transformers in 66kV outdoor substations. These devices play a crucial role in power systems, not just for measurement but also for protection and control. As tec

Impact on Insulation Performance Changes in Insulating Material Properties : AIS voltage transformers rely on air as the insulating medium, and they also contain some solid insulating materials, such as insulating paper and insulating bushings. When the temperature rises, the migration and evaporati

With the continuous advancement of smart grid technology, intelligent monitoring systems are playing an increasingly important role in preventing and addressing faults in voltage transformers. These modern intelligent monitoring systems can collect key parameters from voltage transformers in real ti

Applications and Trends of 35kV Combined Instrument Transformers ndash; From Echo rsquo;s Perspective Hey everyone! My name is Echo, and I rsquo;ve been working in the field of instrument transformers for 12 years now. Today, I rsquo;d like to share some insights about the applications and future tr

In modern power systems, DC electronic current transformers play a crucial role. They are not only used for high-precision current measurement but also serve as key tools for grid optimization, fault detection, and energy management. With the rapid development of high-voltage direct current (HVDC) t