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Author: Ethan Zhang

I am an experienced electrical engineer with over 15 years in power systems, known for my expertise in using advanced testing equipment for infrastructure maintenance and improvement. As a mentor and leader, I guide my team in diverse power projects, focusing on efficiency and safety. My innovative approach and dedication to team development have established me as a respected figure in the engineering community.

The Critical Role of Waveform Accuracy in Lightning Impulse Voltage Testing

Introduction   In the field of high-voltage engineering, particularly when it comes to testing the resilience of insulators against lightning strikes, the precision of a lightning impulse voltage test is pivotal. As an electrical testing expert, I’ve seen how even slight deviations in the waveform can lead to drastically different outcomes, often misleading us about… Continue reading The Critical Role of Waveform Accuracy in Lightning Impulse Voltage Testing

Standard Waveform Characteristics for Post Insulators

Introduction In the dynamic world of electric power systems, ensuring the reliability and safety of components is paramount. One critical aspect in this domain is the impulse voltage testing of post insulators. As a seasoned electrical testing expert, I’ve witnessed firsthand the profound impact that these tests have on maintaining system integrity. The key to… Continue reading Standard Waveform Characteristics for Post Insulators

IEC Guidelines for High Voltage Impulse Tests

Introduction In the electric power industry, ensuring the resilience and safety of electrical systems under extreme conditions is critical. High voltage impulse tests, guided by the International Electrotechnical Commission (IEC) standards, are fundamental in achieving this. My experience as an electrical testing expert has consistently underscored the importance of these tests in maintaining the reliability… Continue reading IEC Guidelines for High Voltage Impulse Tests

Discover the Secrets Behind IEEE’s Lightning Impulse Testing Standards!

Introduction In the realm of electrical engineering, particularly in the electric power industry, lightning impulse testing is a critical procedure. As a professional who has navigated the complexities of electrical testing, I understand the pivotal role these tests play in ensuring the stability and reliability of power systems. The IEEE (Institute of Electrical and Electronics… Continue reading Discover the Secrets Behind IEEE’s Lightning Impulse Testing Standards!

The 400kV/30kJ Lightning Impulse Voltage Generator: A Comprehensive Guide for High-Voltage Testing Excellence

Introduction: Revolutionizing High-Voltage Testing   In the demanding world of electrical testing, the 400kV/30kJ Lightning Impulse Voltage Generator emerges as an indispensable tool, especially for those working with switch transformers up to 35kV. This piece of equipment isn’t just another addition to your laboratory; it’s a leap towards precision, efficiency, and reliability.   Setting the… Continue reading The 400kV/30kJ Lightning Impulse Voltage Generator: A Comprehensive Guide for High-Voltage Testing Excellence

Mastery of AC Resonant Testing: Integrating Superior Components for Optimal Performance

In the realm of high-voltage testing, AC Resonant Testing stands out for its precision and reliability. At the heart of this testing modality are the components that make up the resonant test system—each integral to the system’s efficacy. Having worked with resonant test systems across various projects, I’ve seen how the quality of each component… Continue reading Mastery of AC Resonant Testing: Integrating Superior Components for Optimal Performance

A Day in the Field: Ensuring the Integrity of 35kV Systems and Beyond

Today, I want to share with you a typical day in our lives, focusing on the critical task of ensuring the integrity and reliability of our 35kV switchgear, bus ducts, grounding transformers, station service transformers, and four crucial power cables. Let’s dive into the details of these tasks, highlighting their importance and the satisfaction that… Continue reading A Day in the Field: Ensuring the Integrity of 35kV Systems and Beyond

Navigating the Challenges: A Day of Troubleshooting at the Power Station

Hello there! Today, I want to share a slice of life from the power station where I work. It’s been a day filled with troubleshooting and resolving issues, a typical yet challenging part of our job in the power industry. Let me walk you through our day and the hurdles we overcame. Correcting Current and… Continue reading Navigating the Challenges: A Day of Troubleshooting at the Power Station

Power Plant Diaries: Tackling a 2kV Upgrade and the Art of Detail

Welcome to the daily grind of power plant maintenance! Today’s task of my daily work might not be the most glamorous, but it’s crucial – upgrading our system to handle a 2kV load and checking those tiny but mighty indicator lights in our control cabinets. Let me walk you through how we get this done,… Continue reading Power Plant Diaries: Tackling a 2kV Upgrade and the Art of Detail

Differences Between Turn Ratio Testing and Other Transformer Tests

I. Introduction   A. Overview of Transformer Testing In the electrical power industry, transformer testing is essential for ensuring the reliability and longevity of power systems. As a professional electrical testing expert, I’ve seen firsthand the critical role these tests play in preventive maintenance and fault diagnosis.   B. Significance of Turn Ratio Testing Among… Continue reading Differences Between Turn Ratio Testing and Other Transformer Tests

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Specializing in high voltage testing, Sansion delivers top-tier, customized solutions for the safety and efficiency of your electrical systems.

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