Technology

This article presents a practical four-phase engineering methodology for migrating legacy transmission substations toward adaptive protection architectures in power systems with high distributed energy resource (DER) penetration. Increasing DER integration introduces significant challenges to conventional protection schemes, including bidirectional power flow, dynamic fault current behavior, relay coordination complexity, and reduced protection reliability in aging substations. […]

Artificial intelligence (AI) data centers are being built at an unprecedented pace. There are more than 12,000 active projects in the U.S. currently seeking grid interconnection representing 1,570 GW of generator capacity and 1,030 GW of energy storage. Analyst firm Omdia predicts that AI will drive more than 50% of installed power generation capacity over […]

As reciprocating engines/gensets assume a larger role in distributed generation, data center infrastructure, and other critical duty applications, crankcase ventilation and the resulting emissions warrant increased attention and mitigation. When power generation professionals discuss engine emissions, the conversation typically focuses on the exhaust stack. While this emphasis is justified, it underestimates another emissions pathway: the […]

North Carolina State University, the New York Power Authority (NYPA), and EPRI have demonstrated a megawatt-class solid-state transformer (SST) on a live 13.2-kV utility distribution feeder, marking what the partners describe as the first independent validation of a megawatt-class SST under real-world distribution conditions. The NC State-built prototype was connected at EPRI’s power delivery laboratory […]

California utility Pacific Gas and Electric (PG&E) on September 3 announced SHARE (Smart Home Assets for Reliability and Efficiency), a first-of-its-kind virtual power plant designed to help communities benefit from rising electric demand, while improving affordability and reliability for all customers. PG&E, together with Rewiring America, Google, Carrier Global Corporation, Tesla, Sunrun, Renew Home, Demand […]

NextEra Energy says an artificial intelligence (AI)–driven dispatch and outage-scheduling tool has saved its customers more than $20 million so far this year. Santee Cooper expects a custom AI weather-forecasting model to help it avoid spot-market purchases that can cost $100,000 an hour during extreme weather. Both utilities say the tools moved from concept to […]

Utilities and independent power producers have spent years adding sensors to their generating fleets and creating dashboards to view what they relay. But visibility into how a plant is operating isn’t the same as knowing what to do about it—and that gap is where Siemens Energy’s Omnivise Energy Management System is increasingly shedding light, explained […]

Florida-headquartered ONE Nuclear Energy said the company has executed a binding letter of intent (LOI) that would provide site control for development of Project Cayman, a 2.88-GW gas-fired power plant and 700-MW/2.88 GWh battery energy storage system (BESS) sited alongside a data center complex.

Texas data center developer TIDAL PWR, which says it has seven projects totaling 9.87 GW in its artificial intelligence (AI) campus development pipeline and designs its campuses to combine utility service and behind-the-meter generation, is collaborating with quantum technology company BTQ Technologies to determine how power and data center infrastructure could eventually accommodate quantum computing […]

Japan is rebuilding its nuclear power fleet after the Fukushima disaster, with upgrades targeted toward ensuring safe operations. Japan continues work to restart its nuclear power fleet, which supplied about a

A widening gas turbine supply crunch has prompted Ansaldo Energia to explore a new path back into the U.S. generation market after more than 30 years. The Italian manufacturer will supply California-based

More solar power projects paired with energy storage are taking shape across Europe, with a variety of investors supporting assets in the UK and Italy, among other countries.

When I walk into the main office of a power plant, it’s always on the main TV screen, along with heat rate, load, and other critical numbers. I’m talking about condenser backpressure. Every power plant manager watches this number (Figure 1), and they should. A PEPSE (Performance Evaluation of Power System Efficiencies) analysis of a […]

Rising power costs and load increases have elevated energy monitoring and analysis on plant agendas, but consumption only becomes controllable once it is reliably measured per unit produced and modeled

Unprecedented scale and load volatility are pushing developers beyond traditional generation strategies toward integrated, digitally orchestrated power systems built for speed, stability, and resilience. As

From green hydrogen and coal wastewater, to data center cooling and steam cycle chemistry, reliable measurement helps power producers moderate water use, protect critical equipment, and comply with

Many simple-cycle gas turbines are running harder than they were ever intended to—yet steam retrofits have never penciled out for most of that fleet. Supercritical CO 2 bottoming cycles change the economics

Japan for nearly a decade has been one of the world’s most committed proponents of hydrogen. It was among the first countries to establish a national hydrogen strategy, and it continues to invest heavily in

Electricity grids historically have been relatively predictable systems. Power flowed in one direction, from centralized generation facilities through transmission and distribution networks to homes and

Triveni Turbine validated a complete 60-MW turbine-generator train—not just the turbine—inside its own factory, using a dynamometer to simulate real load conditions before the package ever reached its

Emerson has introduced the Flexim FLUXUS 631 series, a new line of portable, non-intrusive clamp-on ultrasonic flow meters designed to measure liquids, gases, and steam from a single platform. The company unveiled the technology in July, positioning it as the flagship of its portable flow measurement lineup. The 631 series (Figure 1) is built to […]

Five advanced nuclear companies will build, own, and operate more than 20 commercial nuclear microreactors across five U.S. Army installations under the Janus Program, a milestone-based effort designed to place the first project into useful service by September 2028 and establish repeatable commercial products. In exclusive interviews, the selected companies told POWER they intend to use the […]

Artificial intelligence (AI) is being adopted across industries at an unprecedented pace, and the electric utility sector is no exception. Faced with rising energy demand, aging infrastructure, and an increasingly complex grid, utilities are turning to AI to innovate and modernize operations. However, adoption of this technology—as with various digital innovation waves preceding it—fundamentally looks […]

The U.S. Army has mobilized up to $2.2 billion for a five-year effort to build and operate more than 20 commercial nuclear microreactors across military installations, selecting five reactor developers and five initial sites for a program designed to push advanced nuclear systems beyond federal test programs and into sustained operation by a Sept. 30, […]

Westinghouse’s eVinci microreactor has completed zero-power criticality testing at the National Criticality Experiments Research Center (NCERC), a National Nuclear Security Administration (NNSA) facility at the Nevada National Security Site (NNSS). The company said the milestone, achieved at 10:39 a.m. PT on Aug. 24 in partnership with Los Alamos National Laboratory (LANL) and Idaho National Laboratory […]

The Department of Energy’s (DOE’s) National Reactor Innovation Center (NRIC) has selected 13 new projects across 12 companies for its Nuclear Energy Launch Pad initiative in a significant expansion of the DOE-authorization pathway that channels advanced reactor and fuel-cycle developers toward demonstration on federal and non-federal sites. The selections—spanning microreactor developers, enrichment startups, fuel fabrication […]

Technology giant NVIDIA is furthering its support of artificial intelligence (AI) and data center construction. Cloverleaf Infrastructure, a group that supports the AI buildout by providing power sources and infrastructure for site development, on August 21 said it has entered into a strategic partnership with NVIDIA to advance the development of digital infrastructure across the […]

For decades, most large electricity users in the U.S. relied on the grid for the vast majority of their power needs. As long as the grid could deliver reliable, affordable power, there was little reason to think differently. Now, electricity demand is rising faster than new generation, transmission and distribution infrastructure can often be planned, […]

A Brazilian natural gas company has launched a new model for power generation. Eneva, the largest natural gas operator in Brazil, said it started commercial operation of the first asset in its Azulão Complex, part of the company’s “Reservoir-to-Wire” (R2W) model. Officials on August 19 said the Azulão installation, which will feature two gas-fired power […]

As artificial intelligence (AI)–driven data center demand strains grid infrastructure across the U.S. and beyond, operators are facing rising scrutiny from utilities, regulators, and the communities where they build. Caspar Herzberg, CEO of industrial software company AVEVA, argues that the industry’s response can’t stop at sustainability commitments—it requires operational transparency and measurable performance data that […]