power grid

The need for more reliability and resilience of power delivery, both in the U.S. and worldwide, has utilities and grid operators looking for solutions to the challenge of bolstering the electricity supply. Electric grid infrastructure, both in the U.S. and other parts of the world, needs an upgrade. Increased power demand from energy-intensive industries such […]

Facing unprecedented lead times and skyrocketing costs, the transformer supply chain crisis threatens the backbone of the electric power industry, driving urgent calls for increased manufacturing capacity and innovative solutions. Can the industry rise to the challenge? For several years now, the power sector has frantically raised the alarm about an impending transformer supply chain […]

An array of technologies, both thermal and renewable, are being used in the design of microgrids, supporting distributed power generation across several sectors. The use of microgrids to provide reliable power for critical infrastructure is growing, and these off-grid installations also are becoming more prevalent as part of commercial and industrial (C&I) enterprises and residential […]

In the U.S., regional transmission organizations (RTOs) and independent system operators (ISOs) are responsible for overseeing the reliable operation of the high-voltage transmission system within their respective regions. In other countries, transmission system operators (TSOs) perform similar roles. In most cases, the primary objectives of these entities are to ensure the reliable and efficient operation […]

As coal, gas, and nuclear plants are retired, and wind and solar resources are added to the power grid, stability can become a problem. Understanding the solutions that are available to help manage potential issues is important for decision-makers so they can select the best options for their system. Grid stability and system strength have […]

SAIDI (System Average Interruption Duration Index) and SAIFI (System Average Interruption Frequency Index) are widely used reliability indices that measure the performance of power distribution systems. SAIDI represents the total duration of interruptions for an average customer over a given time period, typically a year. It is calculated by taking the sum of all customer […]

Pacific Gas and Electric Co. (PG&E) and its remote grid program received an honorable mention in the Energy category of Fast Company’s 2024 World Changing Ideas Awards. Winners were announced on May 14, highlighting fresh sustainability initiatives, cutting-edge artificial intelligence (AI) developments, and other creative projects that are helping mold the world. PG&E is one […]

It’s no secret that the U.S. electric power system has undergone a remarkable transition that continues today. Coal-fired generation, which was the leading source of power generation during the 20th century, often providing more than half of the country’s electricity supply, fell to about 16.2% of the mix in 2023. Meanwhile, the U.S. solar market […]

It’s no secret that power grids around the world need to expand to accommodate more renewable energy and the so-called “electrification of everything.” The latter, of course, refers to the growing trend of using electricity to power various sectors and applications that have traditionally relied on fossil fuels, such as natural gas or petroleum-based products. […]

The Solar Energy Industries Association (SEIA) reported in March that the U.S. solar industry installed 32.4 GWdc of capacity in 2023, a remarkable 51% increase compared to 2022. It was the industry’s

There are numerous articles and studies warning of the fragile nature of America’s electric grid. The vulnerabilities will only become more apparent as we continue to undergo a fundamental shift in how

The power grid has been a topic that has dominated headlines in the energy industry and mainstream news over the past few decades. Despite this increased focus, with each passing year the problem is only

A group that represents utility companies worldwide said its members want to nearly triple their renewable energy generation capacity by 2030. The Utilities for Net Zero Alliance (UNEZA), which was formed at last year’s COP28 climate summit in Dubai in the United Arab Emirates (UAE), said the group collectively wants to increase its green energy […]

The Federal Energy Regulatory Commission (FERC) in its March 2024 open meeting made clear that successful energy transition requires immediate action. With the Inflation Reduction Act (IRA) as a benchmark, the U.S. will need to expand its electrical transmission capacity at an annual rate double that seen between 1978 and 2020, as reported by the […]

Tantalus Systems, a grid modernization technology company focused on helping utilities harness the power of data, said Bolivar Energy Authority (BEA) selected its Grid Modernization Platform (TGMP) to modernize the utility’s distribution grid. BEA serves Hardeman County and parts of Fayette, Chester, and Madison counties in Tennessee and part of Benton County in Mississippi. TGMP […]

Ameren Transmission Company of Illinois (ATXI), a subsidiary of St. Louis-based Ameren Corp., has been selected by the Midcontinent Independent System Operator (MISO), the regional transmission operator for large parts of the central U.S., to develop a $273 million transmission project across northern Missouri. “We are proud to have won this vital project that will […]

Scientists who maintain the world’s temperature records, which date back to 1880, calculate a global temperature anomaly each year to determine how much temperatures have changed compared to temperatures from 1951 to 1980. In mid-January, they announced that 2023 was the hottest year on record. Furthermore, they said every month from June through December 2023 […]

Utilities and other companies in the electric power sector are using data to solve the dilemma of decarbonizing the power grid while also diversifying their generation resources. Utilities and power generators know that collecting data is critical to their operations. The process has grown in importance as the power grid diversifies, with more renewable energy […]

North American electric utilities continue to grapple with the challenge of managing behind-the-meter distributed energy resources (DERs), according to the results of a survey of utility decision-makers published Feb. 15. A study of 100 leaders from utilities in the U.S. and Canada, commissioned by Siemens and done in partnership with Oxford Economics, found that “limited […]

Energy is the lifeblood of our economy. It powers our phones, homes, offices, and transportation. As our energy consumption has evolved, so too has our electricity system to adapt to the demands of a changing world. Today, renewable energy from solar and wind dominates new electricity generation. Utilities are grappling with rising demand from electric […]

The transition to green energy is often seen through two different lenses: a burden or an opportunity. Grid modernization refers to a comprehensive transformation of the traditional power grid to upgrade aging infrastructure to enhance reliability, resilience, efficiency, and sustainability of electricity generation, transmission, distribution, and consumption. A key element of grid modernization is designing […]

Most countries will not meet zero-goals by 2050 based on current trajectories. It’s an unfortunate situation that needs to be taken seriously. While there are many factors delaying decarbonization efforts, the lack of clean energy-powered electric grids is perhaps the most significant barrier for nations. The United States is not exempt—despite the recent influx of […]

The increasing threat of seasonal grid failures is a significant concern for energy systems. Failures occur when the demand for electricity surges during certain times, straining the current grids. The risk is compounded by factors like high energy consumption, weather issues affecting renewable sources, and limitations in existing grid setups. Energy professionals must grasp these […]

A Finland-based energy group has installed a pilot project at an industrial park in the country, touting it as a first-of-its-kind system supported by the use of artificial intelligence (AI). Exaum, founded in

The U.S. power grid is in need of an upgrade and the federal government knows it. Much of the electric grid was built in the 1960s and 1970s, according to a paper published by the U.S. Department of Energy’s

Alabama Power is a subsidiary of Southern Company and the largest electric utility within Alabama, delivering power through 85,586 miles of lines in the southern two-thirds of the state. We operate in one of the most storm-prone areas of the country, facing tornadoes, thunderstorms, and tropical storms year-round. The continual rush of disruptive weather events […]

To understand what the Electric Reliability Council of Texas (ERCOT) is, it helps to understand how the North American electric power system is configured. The contiguous U.S. is comprised of three power grids or “interconnections.” The Eastern Interconnection reaches from central Canada eastward to the Atlantic coast (excluding Québec), south to Florida, and west to […]

Growth in the solar power sector is being driven not only by ever-larger utility-scale farms, but also by growth in distributed generation. This smaller-scale use of solar energy is being supported as more homeowners and commercial and industrial (C&I) businesses install solar panels on rooftops, carports, parking garages and more. Distributed solar power generation is […]

The U.S. energy sector has a bullseye on its back. Whether it’s nation-state hackers or domestic terrorists, the level of malicious activity directed against the sector has reached an all-time high, and we would do well to heed the threat. As the threat grows, some federal cybersecurity officials and others are sounding alarms about potentially […]

Spurred by the need to modernize and adapt, utilities are undergoing the same type of widespread digital transformation that other legacy industries have endured, except the power grid presents distinct challenges that add layers of complexity, pressure, and urgency. The International Energy Agency (IEA) recently issued a report warning that to maintain a reliable electricity […]