Tobi Atewologun MSEE,P.E, PMP

𝗣𝗿𝗼𝗷𝗲𝗰𝘁 𝗨𝗽𝗱𝗮𝘁𝗲: 𝗛𝘆𝗽𝗲𝗿𝗚𝗿𝗶𝗱 𝗧𝗲𝘅𝗮𝘀 Fermi America and the Texas Tech University System are building HyperGrid, a 5,800 acre AI and energy campus near Amarillo Texas. The site will integrate nuclear, natural gas, solar, and battery storage for up to 11 GW of power. The first 1 GW will come online in 2026 to power data centers. Developer/Operator: Fermi America, Texas Tech University System Sector: Energy/Data Infrastructure Location: Amarillo, Texas Follow ➡ Lewis Michael Consultants 📨 Stay informed on hyperscale projects - join TheJobWalk Newsletter (link in profile) #Construction #ConstructionJobs #AI #Energy #Solar #Nuclear #Project #DataCenter #MissionCritical #News #TexasJobs #Hyperscale #Update

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I used to think there was only one kind of circuit breaker—the miniature one 🔌 we see in homes 🏠—until my engineering journey exposed me to a whole range of breakers used in industries 🏭, substations ⚙️, and power grids ⚡. In this post, I’ve shared a visual guide 🖼️ to the different types of circuit breakers, their voltage levels ⚡, and where they’re used. It’s simple, clear, and helpful for anyone in the electrical field! 👷‍♂️📐 #CircuitBreakers #ElectricalEngineering #PowerSystems #IndustrialAutomation #EngineeringLife #ElectricalSafety #MediumVoltage #HighVoltageEngineering #SubstationDesign #EnergyDistribution

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🔍 Not every fault in a power system is the same — and neither should the response be. ⚡ Differential Protection Relays – The Intelligent Shield of Electrical Assets When it comes to protecting transformers and other critical equipment, even a fraction of a second can decide whether the system keeps running smoothly or suffers a major failure. This is exactly where differential relays prove their value. By constantly monitoring and comparing the current at the input and output of protected equipment, they make rapid decisions on whether action is required. 💡 Their behavior under different scenarios: ✅ Normal Operation Incoming current equals outgoing current. No tripping is needed, and equipment remains in safe operation. ⚠️ External Faults The disturbance occurs outside the protected zone. Relay stays stable and avoids unnecessary tripping. 🚨 Internal Faults Current entering does not match the current leaving. Relay issues an immediate trip command to isolate the faulty section and safeguard the equipment. 👉 The brilliance of differential protection lies not in the magnitude of the fault current but in where the fault takes place. 💭 Have you ever witnessed a differential relay in action protecting a transformer? I’d love to hear your experience in the comments. 🔄 If you found this useful, feel free to share it with your network. #PowerSystems #ProtectionSystems #SubstationAutomation #TransformerProtection #DifferentialRelay

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Energy Transfer will supply firm natural gas to Fermi America’s HyperGrid campus near Amarillo, Texas, supporting 2 GW of power generation for AI data centers. The interconnection project is set to begin service in early 2026, expanding Energy Transfer’s midstream role in fueling digital infrastructure. #datacenters #AI #gas #powergeneration #energy #Texas https://ow.ly/3QwS50X9iRr

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“Fundamentals of Generator Protection” by Robert Pettigrew, PE, which serves as an excellent resource for electrical and power engineers. The book dives deep into critical aspects such as grounding methods, fault analysis, differential protection, loss of field, reverse power, and system coordination — all essential for ensuring stable, safe, and efficient power generation. Whether you’re a student, professional, or enthusiast in power systems, this material offers clear insights into both theory and real-world applications of generator protection schemes.

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Southeast Texas is growing and so is the need for reliable power ⚡ Entergy Texas received approval for its SETEX transmission line and $200M Texas Energy Fund grant, two big steps to meet demand and build a stronger grid. Learn more 👉 http://enter.gy/6049AY6Bz #WePowerLife

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PRESS RELEASE: Fermi America™, developing the world's largest, behind-the-meter artificial intelligence private grid campus with the Texas Tech University System, has secured an agreement with Energy Transfer, one of the largest and most diversified midstream energy companies in North America, to deliver firm natural gas supply to Fermi's HyperGrid™ campus located outside Amarillo, Texas... https://lnkd.in/gW_xQXa6

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𝗪𝗵𝗮𝘁 𝗶𝘀 𝘁𝗵𝗲 𝗗𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝗰𝗲 𝗕𝗲𝘁𝘄𝗲𝗲𝗻 𝗮𝗻 𝗘𝗻𝗲𝗿𝗴𝘆-𝗢𝗻𝗹𝘆 (𝗘𝗥𝗖𝗢𝗧) 𝗣𝗼𝘄𝗲𝗿 𝗠𝗮𝗿𝗸𝗲𝘁 𝗮𝗻𝗱 𝗮 𝗖𝗮𝗽𝗮𝗰𝗶𝘁𝘆 (𝗠𝗜𝗦𝗢) 𝗠𝗮𝗿𝗸𝗲𝘁? Understanding the nuances of different power markets can be vital for both energy producers and consumers. The two main types of power markets in the United States are energy-only markets, such as the ERCOT, and capacity markets, like the Midcontinent Independent System Operator (MISO). This post aims to distinguish between the two. Energy markets are complex systems that impact various sectors of the economy, from large manufacturing companies to individual households. The type of market can influence everything from the price of electricity to the incentives for new power generation. 𝗪𝗵𝗮𝘁 𝗶𝘀 𝗮𝗻 𝗘𝗻𝗲𝗿𝗴𝘆-𝗢𝗻𝗹𝘆 𝗣𝗼𝘄𝗲𝗿 𝗠𝗮𝗿𝗸𝗲𝘁? An energy-only market is a type of electricity market where power producers are paid only for the electricity they actually generate and deliver to the grid. In these markets, the price of electricity varies depending on supply and demand. During times of high demand or low supply, prices can spike, offering a strong incentive for generators to produce more electricity. This model encourages efficiency and the direct meeting of supply and demand but can result in price volatility. 𝗘𝘅𝗮𝗺𝗽𝗹𝗲: 𝗘𝗥𝗖𝗢𝗧 ERCOT is a prime example of an energy-only market. In this market, power plants are incentivized to operate as efficiently as possible because they are only paid for the energy they contribute to the grid. While this encourages cost-efficient operation, it can lead to challenges in meeting demand during peak times, as was seen during the Texas power crisis in 2021. 𝗪𝗵𝗮𝘁 𝗶𝘀 𝗮 𝗖𝗮𝗽𝗮𝗰𝗶𝘁𝘆 𝗠𝗮𝗿𝗸𝗲𝘁 𝗣𝗼𝘄𝗲𝗿 𝗠𝗮𝗿𝗸𝗲𝘁? In contrast, a capacity market pays power producers for maintaining additional generation capacity that may or may not be called into action. This means that generators are paid not only for the electricity they produce but also for their ability to produce electricity in the future if needed. This arrangement provides a financial incentive for power generators to maintain excess capacity, ensuring that there's always a buffer to meet peak demand. However, critics argue that this can lead to higher costs for consumers and less efficient operation of power plants. 𝗘𝘅𝗮𝗺𝗽𝗹𝗲: 𝗠𝗜𝗦𝗢 MISO operates a capacity market, where power generators are compensated for their available capacity, ensuring a reliable supply even during peak demand periods. This model tends to offer more stability in electricity pricing but may result in higher overall costs, as consumers are essentially paying for reserve power that may or may not be used. I conducted a poll last year that asked, "Would you rather have an Energy-Only (like ERCOT) or Capacity (like MISO) power market?" 54% chose Energy-Only (like #ERCOT). 📌 Do you agree with the results?

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The TRANSMISSION COMPANY OF NIGERIA TCN has officially inaugurated its Performance Improvement Plan/Power Sector Recovery Order (PIP/PSRO) Committee, with effect from June 17, 2025. Speaking at the inauguration, TCN’s Managing Director/CEO, Engr. Sule Ahmed Abdulaziz charged the committee with the critical responsibility of driving the effective implementation, coordination, and monitoring of initiatives under the PIP/PSRO framework. He stressed the importance of collaboration with key stakeholders to ensure timely delivery and alignment with broader sectoral objectives. The establishment of this committee reflects TCN’s unwavering commitment to operational excellence and sector transformation. Its mandate is firmly anchored in the Nigerian Electricity Regulatory Commission (NERC) Order and the PSRO-AF Operation Manual highlighting a strategic focus on recovery, sustainability, and measurable performance improvement across the grid network. #PowerSectorRecovery #PerformanceImprovement #TCN #NERC #ElectricityReform #EnergyDevelopment #NigeriaPower #InfrastructureLeadership #StakeholderEngagement

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Solar panels produce Direct Current (DC) because of the way physics works at the atomic level. Unlike a spinning generator (which creates AC), a solar cell has no moving parts—it relies on a one-way street created by chemistry. Here is the breakdown of why solar is naturally DC. 1. The "One-Way Street" (The P-N Junction) A solar cell is made of two layers of silicon "doped" with different elements to create a permanent internal electric field. The N-layer has extra electrons (negative). The P-layer has "holes" or missing electrons (positive). Where these two layers meet, they create a P-N Junction. This junction acts like a one-way valve. It allows electrons to flow in only one direction. 2. The Photovoltaic Effect When sunlight (photons) hits the solar cell, it knocks electrons loose from the silicon atoms. 1. The internal electric field at the P-N junction grabs these loose electrons. 2. Because it's a "one-way valve," it pushes all of them toward the same side of the cell. 3. This creates a buildup of negative charge on one side and positive charge on the other. Since the electrons are always pushed in the same direction by that static electric field, the result is Direct Current. 3. Why it isn't AC To produce Alternating Current (AC), you need a mechanism that constantly reverses the direction of the electron flow (switching back and forth 50–60 times per second). Generators create AC by physically spinning magnets around a coil of wire. As the magnet spins, its North and South poles pass the wire, pulling and then pushing the electrons. Solar panels are solid-state.There is nothing spinning inside a solar panel. The electric field inside the silicon is fixed in one direction, so the current never "alternates." How do we get AC for the house? Since our homes and the power grid run on AC, we use a device called an Inverter. The inverter takes the "straight line" DC from the panels and uses high-speed electronic switches (transistors) to "chop" and flip the current back and forth manually, turning it into the 50/60Hz AC wave your appliances need. #electrical #eee #renewableenergy #solararray #dcvsac

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