EEPower

Latest Transmission & Distribution Technical Articles

Categories

Static vs. Dynamic ZIP Loads in IEEE Power Testing

Static vs. Dynamic ZIP Loads in IEEE Power Testing

Learn how dynamic and static ZIP loads affect power flow and stability in IEEE test systems using impedance, current, and power models.


Performance Index-Based Security Assessment and Screening Effect: Part 2

Performance Index-Based Security Assessment and Screening Effect: Part 2

Learn how to address the screening effect in performance index-based security assessment in power systems.


Performance Index-Based Security Assessment and Screening Effect: Part 1

Performance Index-Based Security Assessment and Screening Effect: Part 1

Learn how to conduct performance index-based security assessment in power systems and how the screening effect impacts the accuracy of the assessment.


Understanding Capacitance in Overhead Transmission Lines

Understanding Capacitance in Overhead Transmission Lines

Learn how capacitance in high-voltage overhead transmission lines forms and is influenced by the earth, with derivations for single and three-phase…


Understanding Transient Recovery Voltage in HV Power Systems

Understanding Transient Recovery Voltage in HV Power Systems

This article explores how transient recovery voltage influences high-voltage circuit breaker performance and examines how circuit configurations…


High-Voltage Transmission Challenges

High-Voltage Transmission Challenges

This article discusses challenges in high-voltage transmission, including insulation, corona discharge, and electromagnetic interference, while…


1500 V DC-Link Architecture is Essential to Solve the Need for More Power

1500 V DC-Link Architecture is Essential to Solve the Need for More Power

Especially when renewable energies are used to supply the grid the use of power semiconductors becomes mandatory. One of the key questions in these…


HV Transmission: Conductor Sizing, Infrastructure Design, Voltage Selection

HV Transmission: Conductor Sizing, Infrastructure Design, Voltage Selection

The article covers high-voltage transmission, emphasizing conductor sizing, infrastructure design, and voltage selection criteria. It explains how…


Principles of High-Voltage Transmission

Principles of High-Voltage Transmission

This article explores the fundamental principles of high-voltage power transmission, focusing on its advantages for efficient long-distance energy…


Stabilizing HVDC Links With Adaptive Controls

Stabilizing HVDC Links With Adaptive Controls

Learn how to stabilize high-voltage direct current links through converter performance analysis and by implementing adaptive controls to tackle…


Analayzing Thermal Effects on DC Link Capacitors

Analayzing Thermal Effects on DC Link Capacitors

Understanding thermal stress in smart grid capacitors can help extend DCLC lifespan.


Substation & Switchyard Design Considerations: Size, Load, Cost

Substation & Switchyard Design Considerations: Size, Load, Cost

This article examines the factors crucial in determining the size, load, and cost of substations and switchyards.


Examining Pollution’s Impact on Insulator Flashover in HV Systems

Examining Pollution’s Impact on Insulator Flashover in HV Systems

Learn how pollution affects flashover characteristics in silicon rubber insulators and explore essential considerations to ensure reliability in…


Examining Fuel Cells for Transportation

Examining Fuel Cells for Transportation

Fuel cells are an increasingly attractive option in transportation, offering an alternative to fossil fuels and helping reduce greenhouse gas…


Designing qZSIs for Renewable Energy Integration

Designing qZSIs for Renewable Energy Integration

This article explores the design of quasi-Z-source inverters, explaining the role of shoot-through state, impedance network, and modulation.


Understanding Motor Control Centers

Understanding Motor Control Centers

Learn about the NEC requirements for motor control centers.


Mitigating DC Link Anti-Resonance for WBG-Based Designs

Mitigating DC Link Anti-Resonance for WBG-Based Designs

What causes failure in wide bandgap semiconductors, and how can engineers mitigate them?


Why Do Switching Transistors Fail?

Why Do Switching Transistors Fail?

This article examines practical experiences and explains why switching transistors fail based on a flyback converter.


Reducing Transportation Sector Carbon Emissions With Power Modules

Reducing Transportation Sector Carbon Emissions With Power Modules

This article presents the latest developments in 3.3 kV SiC power modules.


Calculating Transformer Currents

Calculating Transformer Currents

The article explains the calculation of transformer currents using the power formula and turns ratio and looks at transformer impedance and…