Coal

  • Eliminate Transient Vacuums by Air Injection

    Most operators know that air should be kept out of a heat exchanger’s cooling water supply line. Air can collect in pockets and block flow, increasing velocities, increasing system resistance, decreasing

  • Courts Back State Flexibility on Choice of Generation

    Power regulation in the U.S. is split between the federal and state levels, with the Federal Energy Regulatory Commission (FERC) having jurisdiction over the wholesale sales of electricity and the states

  • Cleanup and Closure Projects on a Massive Scale

    Thousands of workers are involved, and billions of dollars are being spent, as U.S. utilities convert and close dozens of coal ash impoundments in an effort to meet government regulations and prevent future

  • The Impact of Environmental Regulations on Power Generation

    For many years, air pollution control (APC) rules and regulations have governed the design and economics of the world’s power generation fleet. These rules have had a tremendous impact, improving air quality

  • A Legal Guide to Power Generation Mergers and Acquisitions

    A myriad of issues come into play when parties execute power industry mergers and acquisitions. Part 2 of this two-part series looks at the issues involved with acquisition agreements, and some of the more

  • In Energy Policy Pivot, France Will Shutter 14 Nuclear Reactors

    France will shut down 14 of its 58 nuclear reactors by 2035 as well its remaining four coal power plants by 2022, French President Emmanuel Macron said November 27 in a lengthy speech that sought to clarify the country’s future energy direction. According to the World Nuclear Association, France’s nuclear power share has steadily expanded […]

  • Contamination Found in Water Near Illinois Coal Ash Dumps

    Analysis based on testing mostly conducted by energy companies shows that water near all but two coal plants in Illinois is contaminated with toxic waste. The Chicago Tribune on November 28 reported that a compilation of industry-supplied data from 24 Illinois coal plants shows harmful levels of arsenic, chromium, lead, and other heavy metals in […]

  • Eight Power Sector Takeaways from the Climate Report

    Despite increased resilience actions, extreme weather events due to climate change are projected to increasingly threaten the nation’s energy infrastructure, and create fuel availability and demand imbalances, the Trump administration’s sprawling climate report released on November 23 suggests.  The Fourth National Climate Assessment (NCA4) released by the Global Change Research Program (USGCRP) is clear in […]

  • Developing Nations Driving Clean Energy Investment

    A new study from BloombergNEF (BNEF) says developing countries lead the way on new investments in clean energy, with those nations taking advantage of lower project costs for solar and wind power as they move away from fossil fuel-powered generation. Today’s report, from a survey by BNEF’s annual Climatescope project, says “emerging market nations … […]

  • Could High-Efficiency, Low-Emissions (HELE) Technology Revive U.S. Coal Power?

    A newly introduced Senate bill aims to make federal loan guarantees available for new high-efficiency, low-emissions (HELE) coal power plants in the U.S. Although it spearheads considerable research and development initiatives to advance coal technology, the nation’s pipeline of coal builds remains virtually vacant, and it now lags painfully behind Asia and Europe in demonstration […]

  • ABB to deliver predictive maintenance solution as part of U.S. grid upgrade

    ABB has won an order to supply its ABB Ability™ Ellipse Asset Performance Management (APM) solution to support Ameren Illinois’ multi-million dollar modernization of the energy delivery infrastructure across their service territory in Illinois. The software solution will allow the energy company to better predict and prevent the failure of mission-critical equipment that delivers electricity […]

  • TVA Ponders Closure of Iconic Coal Units

    The Tennessee Valley Authority (TVA) wants public input as it considers closing two of the utility’s historic coal-fired power plants: its Bull Run plant in Tennessee, and the last coal-fired unit at its Paradise plant in Kentucky. The Bull Run Fossil Plant, near Oak Ridge, has been the only single-generator coal plant in the TVA […]

  • Utility Agrees to Close Arkansas’ Largest Coal Plants

    Entergy Arkansas said it will close the state’s two largest coal-fired power plants, along with one gas-fired plant, by 2030 as part of a settlement with environmental groups that sued the utility in federal court for alleged violations of the Clean Air Act (CAA). The Sierra Club and the Washington, D.C.-based National Parks Conservation Association […]

  • DOE Office Will Fund R&D for ‘Coal Plant of the Future’

    The Office of Fossil Energy (FE) in the U.S. Department of Energy (DOE) this week said it will fund research and development (R&D) efforts “that will advance first-of-a-kind coal generation technologies.” The FE on November 13 said its Coal FIRST (Flexible, Innovative, Resilient, Small, Transformative) program “will develop the coal plant of the future needed […]

  • Particulate Matter Should Be Focus of Air Emissions Regulations

    Residents of Texas living downwind of coal-fired power plants would be far better off today if regulators had focused on cutting particle-forming SO2 emissions rather than concentrating so keenly on ozone-causing emissions, according to a recent study conducted by researchers at Rice University in Houston, Texas. The head of the study, environmental engineer Daniel Cohan, […]

  • Xcel Buys Minnesota Gas-Fired Plant

    Xcel Energy said it will buy a natural gas-fired power plant in Minnesota from Southern Power, a subsidiary of Southern Co. The $650 million deal for the Mankato Energy Center puts Xcel in charge of a facility from which it has purchased power since the plant’s first unit came online in 2006. A second unit […]

  • Indiana Utility Will Close Coal Units, Transition to Renewables

    Northern Indiana Public Service Co. (NIPSCO) last week told state regulators it plans to retire four coal-fired units at its Wheatfield plant by 2023, a coal-fired unit in Michigan City by 2028, and increase its generation from renewables as part of its “Your Energy, Your Future” initiative. The company’s latest Integrated Resource Plan filed on October […]

  • Using Throttling Valves for Blowdown and Other Power Plant Applications

    Understanding which valve to use in which application is essential to operate a steam power plant as efficiently and cost-effectively as possible. For example, a critical step in steam power generation is

  • Latest Carbon Fee Initiative May Succeed Where Others Have Failed

    Washington state’s latest effort to fight climate change, Initiative 1631 (I-1631), is on the November ballot. With a broad coalition of support from business, environmental, and special interest groups

  • POWER Digest [November 2018]

    Ørsted Snaps Up Deepwater Wind in Major U.S. Offshore Wind Deal. Danish offshore wind farm developer Ørsted in October entered into an agreement with U.S.-based D.E. Shaw Group to buy a 100% equity interest

  • Advanced Coal Technologies Improve Emissions and Efficiency

    New coal-fired generating plants are not showing up in the U.S. Elderly plants are retiring in large numbers. But other parts of the world continue to develop coal generation. Advances in combustion and

  • Implementing an ASME Covered Piping Systems Program

    Power plant piping with a nominal pipe size of four inches or larger that carries steam or water operating at greater than 750F or 1,025 psi is considered a “covered piping system.” That means the

  • Network-Level Optimization: The Golden Ticket to the Future of Energy

    To remain efficient and profitable, utilities must anticipate the ebb and flow of the market. That means companies must gain visibility into the generation and consumption of energy. With network-level

  • Equipment Showcase: Valves, Piping, and Fittings

    Proper valves, pipes, and fittings are important for successful operation of power generation facilities. This equipment includes products with versatile designs to establish effective joining and sealing

  • Users’ Groups Provide Value to Plant Operators

    If you look up the history of users’ groups, you’ll find that many early organizations focused on computers. While it’s hard to confirm all the details, at least one source suggested that the first

  • Advanced Process Control for Optimizing Flue Gas Desulfurization

    Coal-fired power plants can significantly improve wet limestone scrubbing with advanced process control. One optimization system implemented at a Japanese facility utilized enhanced regulatory control

  • China Sets a New Renewable Portfolio Standard

    China in mid-September increased its renewable portfolio standard (RPS) to 35% of electricity consumption by 2030. The country has already heavily invested in wind and solar, and it anticipates more gains will

  • A Legal Guide to Power Generation Mergers and Acquisitions

    A myriad of issues come into play when parties execute power industry mergers and acquisitions. Part 1 of this two-part series examines what dealmakers need to know before making any transactions

  • Report: Investments in Coal Risky, Billions in Assets Could Be Stranded

    A study from a London-based group focused on financial aspects of the energy industry said up to $60 billion of coal-fired power generation assets may be stranded in Southeast Asia in the next 10 years. The study released this week by Carbon Tracker said renewable energy resources and more-stringent environmental policies make investments in new […]

  • More Losses for FirstEnergy; FES Seeks Policy Support Amid Bankruptcy

    Despite significant milestones to become a fully regulated utility, FirstEnergy Corp. on October 25 reported third-quarter losses of $512 million on revenue of $3.1 billion. The results largely reflect charges related to the court-approved settlement in the bankruptcy cases of its competitive subsidiaries FirstEnergy Solutions (FES) and FirstEnergy Nuclear Operating Co. (FENOC), the company said. […]