Data Centers and Grid Challenges at IEEE PES T&D Conference

717 applications. 270 GW of capacity requested. Only 39 of 426 transmission nodes in Germany can accept new connections. That's the German grid queue. Q3 2025. And it's about to change. From April 1, 2026, Germany scraps "first come, first served" and moves to a maturity-based allocation system; the Reifegradverfahren. What that means in plain English: You can no longer park a speculative application and block capacity for years. Projects are scored on site control, permits, technical maturity, financial capability and grid contribution. That last one matters. 10% of your queue score comes from what you give back to the grid. Demand flexibility qualifies directly. So I built v3. After Belgium's Elia data and the flexibility slider, I mapped Germany, all four TSOs (TenneT, Amprion, 50Hertz, TransnetBW) and added a second tab with the full TDTR contract analysis. What's inside: → 20 German substations mapped by TSO zone → Flexibility slider showing how effective demand shifts → Live tariff saving estimate (TDTR model: up to 65%) → Full breakdown of the 717-application queue crisis → Scoring criteria visualised ..so you can see exactly where flexibility fits → European comparison: Belgium, Netherlands, Germany, UK, France, Norway The pattern across all of them is the same. Every major European grid is moving toward flexibility as a prerequisite for connection not a bonus. TenneT proved it in the Netherlands: 9.1 GW unlocked without building a single new line. Germany is now making flexibility a formal scoring criterion. Belgium showed 5% flex turns 1 viable site into 15. The infrastructure isn't broken. The connection model was. And it's being rebuilt ..country by country. Sources: 50Hertz TSO, TenneT press release (Apr 2025), Herbert Smith Freehills (Jan 2026) Built using real TSO publications for the analysis layer. Substation capacity estimated from voltage-tier methodology, same approach used in grid planning models. #DataCenters #GridFlexibility #EnergyTransition #AIInfra

Wärtsilä’s 34SG Engine Makes Its Data Center Debut Technology group Wärtsilä has received an order to supply 412 MW of engine power to support a major new hyperscale data center project in Ohio. The project includes 40 Wärtsilä 34SG (spark gas) engines. This order brings Wärtsilä’s total engine capacity sold into the U.S. data center market to over 1.6 GW. The order was booked as intake by Wärtsilä in Q2 2026. ••• You will find many more industry news in the May issue of InfraStructures. Have a look at the preliminary version - https://lnkd.in/eHFxWmjV Interested in placing an advertisement? Call 1-416-795-1295

AEP’s $78B capital plan is another signal that AI is turning the grid into the backbone of digital infrastructure. Data centers are not just asking for electrons. They are forcing a rebuild of the physical system that moves intelligence: generation, transmission, substations, protection, controls, and operations. But more capital alone will not solve the bottleneck. The grid also needs substation architectures that are repeatable, software-defined, testable, and scalable across regions — without sacrificing deterministic protection behavior. The next digital economy will not be limited by fiber alone. It will be limited by how fast we can build a grid capable of carrying intelligence at scale. *Electrons To Intelligence* #vPACAllaince #SubstationDigitlization #AIInfrastructure #FrontierAI #IEC61850

Feeding the Beast: AI Eats 765-kV Transmission Lines for Breakfast U.S. EHV transmission build-out continues accelerating in May 2026 ⚡ Key developments this month: • Invenergy advanced the 800-mile Grain Belt Express ±600 kV HVDC project with $1.7B in EPC awards to Quanta Services, Inc. and Kiewit. • ERCOT utilities continued work on Texas’ proposed 2,400+ mile 765-kV backbone expansion to support AI/data centers, industrial load growth, and Permian electrification. • American Electric Power progressed the Howard–Solstice 765-kV transmission project connecting West Texas and the San Antonio region. • PJM Interconnection/Virginia planners advanced new 500/765-kV reinforcement concepts tied to hyperscale data center demand. The clear trend: The U.S. grid is entering a new era of ultra-high-voltage expansion driven by AI, industrial electrification, and renewable integration. #Transmission #PowerGrid #EnergyTransition #HVDC #Utilities #ERCOT #PJM #Infrastructure #DataCenters

“the winners are not those with the most contracts in their deck. The winners are those whose capacity is already energized and running. The market will soon start distinguishing between those whose megawatts are actually online and those who only hold contracts on paper.” Interesting development due to Grid constraints. #AIInfrastructure #DataCenters #GridInterconnection #PowerMarkets #EnergyTransition #PJM

The AI Infrastructure Crisis: Beyond Current "Best Practices" Current grid management is reactive, but the surge in data center power and coolant water demand is a proactive threat. As data centers continue to compete for regional resources, the traditional "best practices" for load-balancing are reaching their breaking point. The I-3 Tree is designed to address this exact fracture. By integrating Macrogrid and Macronet (Water & Telecom) management into a unified system, I-3 provides a level of integrity that standard monitoring simply cannot match. The I-3 Tree deployment manages and copes with high-intensity data center loads—including the massive cooling water requirements—through a prioritized management framework. Whether in Regional Normal, Regional Emergency, or National Emergency Mode, I-3 ensures that critical infrastructure and community lifelines remain protected, even as the digital backbone scales up. The future of infrastructure isn't just about more power; it’s about the intelligent management of resource integrity. https://lnkd.in/gJ5rdGXz #Infrastructure #EnergyManagement #DataCenters #Macrogrid #Macronet #I3Tree #GridIntegrity #WaterManagement

Power supply is the lifeblood of any data center. Securing a viable grid connection is both essential and increasingly challenging. Against this background, this CPI Antitrust Chronicle piece from authors Victoire Binchet, Michaël Cousin, Al Mangan & Jugwal DOYEN (Addleshaw Goddard)  highlights the recent development in competition policy, whereby authorities are beginning to focus on energy supply and consumption as key parameters of competition... #antitrust #powergrid #chronicle #energy #datacenters https://lnkd.in/evExUnaP

Electricity demand is growing while dispatchable power plants close. The resulting gap is causing utilities, along with data centers and other critical infrastructure providers, to prioritize reliability even higher than before. That means layered backup, redundancy, and hardened equipment built to deliver, no matter what. Next week we'll be in Chicago for the IEEE Power & Energy Society (PES) T&D Conference and Exposition. Visit us at Booth 3670 and see engineered reliability for yourself: ➡️ Integrated Power: PowerCab™ 2, MicroCab, and SuperTorque® 8R ➡️ 8Z engine starting systems, MG2 chargers, and our latest battery monitoring solutions Schedule a time slot with our critical power experts in Chicago: https://hubs.ly/Q04dmbHH0 Reach out to one of our team members today to learn how you can get 50% 𝐨𝐟𝐟 𝐲𝐨𝐮𝐫 𝐄𝐱𝐡𝐢𝐛𝐢𝐭𝐬 𝐏𝐥𝐮𝐬 𝐏𝐚𝐬𝐬. #IEEETD #UtilityGrid #GridReliability

Need power? No problem. Whether you are building a data center, supporting an industrial site, developing a microgrid, or solving a utility capacity constraint, power availability cannot be the thing that slows the project down. The Resiliency DR™ and Resiliency DRS™ product lines are built for real deployment — modular natural gas power blocks that can support standby power, prime power, demand response, grid resiliency, and mission-critical operations. Resiliency DR™ delivers scalable power blocks from approximately 1 MW to 3.7 MW. Resiliency DRS™ stacks that same platform into high-density power blocks from approximately 2 MW to 11 MW where footprint, schedule, and reliability matter. Factory-integrated. Modular. Low-emissions. Ready for real loads. Proven. Modular. Scalable. Compact. Resilient. Efficient. Flexible. Redeployable. nex1energy.net #NeedPower #NoProblem #ResiliencyDR #ResiliencyDRS #CriticalPower #DataCenters #Microgrids #DistributedEnergy #StandbyPower #PrimePower #DemandResponse #EnergyResilience #NaturalGasPower #PowerGeneration #MissionCritical #GridResilience #Nex1Energy

What a great conversation with some of the best in the industry at IEEE Power & Energy Society (PES) T&D Conference. Thank you to Latrice Harkness for moderating and for the insightful questions. Jeff Bladen from Verrus Data Centers shared great insights into data centers and the future of flexibility. Aftab Khan from PJM Interconnection shared the challenges the largest RTO in the US is facing with capacity needs. And Diana McCarthy-Sharpe with Exelon shared great insights into how her company is continuing to develop relationships with data centers and what they are doing to keep their grid reliable. Very honored to be part of such an amazing panel.