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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…


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…


Reducing Electromigration in High-Voltage FACTS Semiconductors

Reducing Electromigration in High-Voltage FACTS Semiconductors

Discover how to mitigate electromigration, a critical challenge in high-voltage semiconductors, particularly those used in flexible AC transmission…


Three-Phase Transformers: Applications and Connection Configuration

Three-Phase Transformers: Applications and Connection Configuration

Transformer types can vary from small instruments to large power distribution systems. Three-phase systems require transformers that employ the…


Winding Connections and Applications of Buck-Boost Transformers

Winding Connections and Applications of Buck-Boost Transformers

This article will teach you about buck-boost transformers, winding connections, and their applications. The primary focus is on boosting (raising)…


Sizing Transformers for Single- and Three-Phase Loads

Sizing Transformers for Single- and Three-Phase Loads

This article spotlights the principles of sizing wye and delta-connected transformers to efficiently handle single- and three-phase loads.


Using Open Deltas Strategically To Increase Transformer Capacity

Using Open Deltas Strategically To Increase Transformer Capacity

Open delta transformers allow delta-connected transformers to supply three-phase loads with two-phase windings while maintaining phase voltages.…


Pros and Cons: Three-Phase Transformer Connections

Pros and Cons: Three-Phase Transformer Connections

This article examines three-phase transformer connections and their advantages and disadvantages, which are crucial for effectively matching…


Making Sense of the Fundamentals and Configurations of 3-Phase Transformers

Making Sense of the Fundamentals and Configurations of 3-Phase Transformers

This article teaches three-phase transformers' fundamental principles and configurations, including their construction with three primary and…


Using Probability Models to Understand Electrical System Reliability Engineering

Using Probability Models to Understand Electrical System Reliability Engineering

Reliability engineering in electrical systems is essential to ensuring system efficiency. This article explores how probability models are used in…


NEC Basics: Solidly Grounded, Service-Supplied AC Systems Above 1 kV

NEC Basics: Solidly Grounded, Service-Supplied AC Systems Above 1 kV

Learn about single-point and multi-grounded neutrals and service-supplied AC systems above 1 kV.


Understanding Transformer Voltage Adjustment Taps

Understanding Transformer Voltage Adjustment Taps

This article explains transformer voltage adjustment taps and their crucial role in maintaining secondary voltage despite fluctuations in the supply.


NEC Basics: Grounding and Bonding DC Systems Supplying Premises

NEC Basics: Grounding and Bonding DC Systems Supplying Premises

Learn whether or not you should connect a direct current power supply to the ground.


Identifying Transformer Leads

Identifying Transformer Leads

This article will help you identify transformer leads by explaining how to determine H or X leads and perform polarity tests to establish lead…


Calculating Transformer Voltage

Calculating Transformer Voltage

This article presents three fundamental methods for calculating transformer voltages using the voltage-to-turns formula, turns ratios, and volts…


NEC 2023 Basics: Equipment Grounding Conductor Continuity and Connections

NEC 2023 Basics: Equipment Grounding Conductor Continuity and Connections

Learn about equipment grounding conductor continuity and connections.


NEC 2023 Basics: Equipment Grounding Conductors

NEC 2023 Basics: Equipment Grounding Conductors

Learn about equipment grounding and types of equipment grounding conductors.


NEC 2023 Basics: Grounding and Bonding Piping Systems and Exposed Structural Metal

NEC 2023 Basics: Grounding and Bonding Piping Systems and Exposed Structural Metal

Learn about the rules for bonding piping systems and exposed structural metal.


Visualizing Transformer Behavior: Drawing Phasor Diagrams and Equivalent Circuits

Visualizing Transformer Behavior: Drawing Phasor Diagrams and Equivalent Circuits

In this article, you’ll learn how to draw phasor diagrams and equivalent circuits for transformers under load and no-load conditions.