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National Electrical Code 2023 Basics: Grounding and Bonding Part 3

National Electrical Code 2023 Basics: Grounding and Bonding Part 3

Learn how to ground service-supplied AC systems and abide by the new NEC 2023 rules.


CEC Awards $31 Million for Tribal Long-Duration Energy Storage

CEC Awards $31 Million for Tribal Long-Duration Energy Storage

The California Energy Commission has approved a $31 million grant to support the construction of a first-of-its-kind, long-duration storage system…


News Nov 19, 2022 by Stephanie Leonida
Electric Motor Sizing and Selection Explained

Electric Motor Sizing and Selection Explained

The article guides electrical engineers on electric motor sizing and selection to satisfy their power system requirements.


Dynamic Line Rating Technology Improves Grid Congestion

Dynamic Line Rating Technology Improves Grid Congestion

Transmission line performance depends on a variety of environmental factors.


ENGIE NA Adds Solar & Battery Storage Capacity, Expands Microgrid Projects

ENGIE NA Adds Solar & Battery Storage Capacity, Expands Microgrid Projects

Energy service provider ENGIE North America announced it is increasing its solar and battery storage capacity in several states and expanding its…


News Nov 08, 2022 by Shannon Cuthrell
Reality Check: Could EV Battery Backup Throw Ailing Power Grid a Lifeline?

Reality Check: Could EV Battery Backup Throw Ailing Power Grid a Lifeline?

Through bidirectional (vehicle-to-grid) charging, electric vehicles could serve as an emergency response force when power outages or grid shutdowns…


tech insights Nov 08, 2022 by Jay Miller
Advantages and Challenges of Community Microgrids

Advantages and Challenges of Community Microgrids

Anyone who has experienced a power outage knows how frustrating and disruptive it can be. The situation can get dire for hospital workers or people…


Calculating Load Profile

Calculating Load Profile

Load profile in power systems determines the approximate energy required by a system over a specific period. In this article, learn how to…


Calculating Voltage Regulation in Transformers

Calculating Voltage Regulation in Transformers

Transformers experience losses that reduce voltage output at the secondary winding core. Here, you will learn about transformer voltage regulation…


Powering the Energy Transition With Hydrogen: Generac to Distribute EODev’s Hydrogen Fuel Cell in North America

Powering the Energy Transition With Hydrogen: Generac to Distribute EODev’s Hydrogen Fuel Cell in North America

Generac Power Systems will support EODev’s North American expansion by distributing the latter company’s low-noise and carbon-free hydrogen…


News Oct 07, 2022 by Stephanie Leonida
Buck Regulators Solve the Power Thirst of the Transmitter Circuit in Current Loops

Buck Regulators Solve the Power Thirst of the Transmitter Circuit in Current Loops

This article explains how to design a compact power supply for a current loop transmitter using the LT8618, a 100 mA high speed synchronous…


Planning for Sudden Power Failures

Planning for Sudden Power Failures

Power failures tend to cause a domino effect of disruptions, resulting in system failures and data loss, as well as damage to servers and…


Duke Energy Expands Storage Options

Duke Energy Expands Storage Options

Duke Energy is finding ways to improve grid reliability, support renewables, and provide emergency backup power.


News Sep 28, 2022 by Kevin Clemens
How to Design a Transformer: Size and Selection

How to Design a Transformer: Size and Selection

Transformers are key electrical components useful in determining the power reaching the load from the supply. In this article, you will learn how…


Understanding Impedance Matching

Understanding Impedance Matching

Impedance matching is a significant process in electrical and electronic project design. Here, you will learn all about impedance matching from…


National Electrical Code Basics: Overcurrent Protection Part 4

National Electrical Code Basics: Overcurrent Protection Part 4

Learn about rules permitting the absence of overcurrent protection for the conductors connected to the transformer secondary.


Open-Circuit and Short-Circuit Tests in Transformers

Open-Circuit and Short-Circuit Tests in Transformers

A transformer could be tested under no-load and full-load conditions to determine its turns ratio, regulation, and efficiency. However, without…


Determining Power Factor Using the Two-Wattmeter Method

Determining Power Factor Using the Two-Wattmeter Method

The ratio of true power to apparent power is called the power factor of the load. When the two-wattmeter method is used to measure the power…


SK Innovation Ups Investment in U.S. EV Battery Business to $2.5 Billion

SK Innovation Ups Investment in U.S. EV Battery Business to $2.5 Billion


News Apr 29, 2020 by Paul Shepard
Supercaps Enable Rugged DC UPS with IP67 Protection and Wide Input Range

Supercaps Enable Rugged DC UPS with IP67 Protection and Wide Input Range