Nuclear

  • What Are Supercritical CO2 Power Cycles?

    While conventional power plant cycles produce power from turbines using water or steam as the working fluid, supercritical carbon dioxide (sCO2) cycles use CO2 that is in a supercritical state—at a temperature and pressure above its critical point where liquid and gas phases are not distinguishable.  CO2 has a relatively low critical pressure of 7.4 megapascal […]

  • POWER Digest (April 2019): News Briefs from Around the World

    The Netherlands Orders Early Closure of Coal Plants. The Dutch government on March 8 told Swedish power producer Vattenfall to stop using coal at the 650-MW Hemweg-8 hard coal-fired unit in Amsterdam by the

  • Flexible Operation of Nuclear Power Plants Ramps Up

    A widespread misconception persists that nuclear plants can only function as inflexible baseload sources of power—and it’s hurting prospects for the nuclear sector’s role in the world’s future power

  • The Economic Thicket of Generating Cost Comparisons

    Comparing the costs of differing electric generating technologies has become popular among advocates for particular technologies and those seeking to find the optimal approach to new generation. While getting

  • Show Preview: ELECTRIC POWER

    The ELECTRIC POWER Conference + Exhibition celebrates its 21st birthday this year, with the event scheduled for April 23–26 at the Mirage Events Center in Las Vegas, Nevada. ELECTRIC POWER for the past two

  • Energy Resilience Demands Action—Just Not This One

    In an apparent attempt to show supporters he is making good on his pledge to revive the dying coal industry, President Trump has been trying to find a way to funnel tens of billions of dollars to a small

  • Bipartisan Senators Move to Cement Nuclear Power’s Future

    A wide-ranging bill introduced by a large group of bipartisan U.S. senators on March 27 seeks to cement the role advanced nuclear reactors will play in the nation’s future power mix.  The “Nuclear Energy Leadership Act” (NELA), aims to “reestablish U.S. leadership in nuclear energy,” which has been lost to state-sponsored development in Russia and […]

  • Bagging DOE Support, Westinghouse Eyes Demonstration for Nuclear Micro-reactor by 2022

    The Department of Energy (DOE) is funding a project that would prepare Westinghouse’s 25-MWe eVinci micro-reactor for nuclear demonstration readiness by 2022.  The agency on March 27 said it will provide $12.9 million of the estimated $28.6 million Westinghouse needs for a project to prepare the micro-reactor for a demonstration, including for design, analysis, licensing […]

  • CEOs Say Preserving the Nuclear Power Fleet Is Imperative

    Several power-sector CEOs—appearing at the Bloomberg New Energy Finance (BNEF) Summit in New York this week—suggested that existing nuclear power plants should not be allowed to slowly vanish from the U.S. electricity grid under market pressure caused by cheap natural gas and the growth of renewable energy. The leaders submitted that nuclear power provides important […]

  • Trump Acts on Critical Infrastructure Resiliency Against EMP Threats

    President Trump has signed an executive order (EO) to boost coordination for and national resilience against electromagnetic pulse (EMP) threats—both from nuclear warfare and natural events like solar superstorms. The action suggests new federal mandates to protect critical infrastructure against EMP events and attacks may be on the horizon.  Senior Trump administration officials from the National Security […]

  • POWER Notebook: First Order for Novel Gas Turbine; Three Mile Island Accident Turns 40; PG&E Pushes Back on Judge’s Proposal

    Siemens, Three Mile Island, and Pacific Gas and Electric (PG&E) made notable headlines over recent days. Here is this week’s POWER notebook.  Siemens Bags First Order for 41-MW Aeroderivative Gas Unit Siemens on March 25 said it received its first order for its newest aeroderivative gas turbine offering—the SGT-A45. The buyer, Bayat Power, a subsidiary […]

  • Vogtle Loan Guarantees Praised, Criticized

    Energy Secretary Rick Perry on March 22 said his department will guarantee up to $3.7 billion in additional loans to finance continued construction of two new nuclear reactors at the Vogtle plant in Georgia. While Perry and other government officials stressed the importance of the project to the U.S. nuclear industry, critics called it a […]

  • Trump Ended War on Fossil Fuels, but Focus Needed on CCS [PODCAST]

    The United States Energy Association (USEA) is an association of public and private energy-related organizations, corporations, and government agencies that helps increase understanding of the world’s energy issues. Barry Worthington has been the executive director of the USEA for more than 30 years. During that time, he has seen the association grow from a two-person, […]

  • DOE Announces $36 Million for High-Temperature Materials Projects

    WASHINGTON, D.C. (March 22, 2019) – The U.S. Department of Energy has announced $36 million in awards for 18 projects as part of the High Intensity Thermal Exchange through Materials and Manufacturing Processes (HITEMMP) program, as well as the final OPEN+ Cohort, High Temperature Devices. These project teams seek to develop new approaches and technologies for the […]

  • Siemens, Mitsubishi Discuss Merger of Turbine Units

    A German business magazine reports that Siemens is exploring options for its struggling gas turbine business, and could look to form a joint venture with Japan’s Mitsubishi Heavy Industries (MHI). Manager Magazin on March 21 said Siemens “wants to accommodate the large turbine business of the Japanese Mitsubishi Group and in the future hold only a […]

  • Trump Administration Set to Guarantee $3.7 Billion to Finish Vogtle Nuclear Expansion

    Energy Secretary Rick Perry will reportedly announce March 22 that the Trump administration will finalize $3.7 billion in loan guarantees to support completion of the Vogtle nuclear plant construction project. The announcement is expected when Perry visits the site near Waynesboro, Georgia, on Friday along with Georgia Gov. Brian Kemp and Southern Co. CEO Tom […]

  • Gas Now Tops Coal in PJM, but Nuclear Still No. 1

    A report from an independent market monitor for PJM Interconnection shows that natural gas-fired power generation topped coal-fired output in PJM in 2018, the first time that gas has topped coal in the history of the largest U.S. grid operator. The “2018 State of the Market” report from Monitoring Analytics LLC, which includes Volume 1 […]

  • Dominion Reaches Deal to Keep Millstone Nuclear Plant Open

    Dominion Energy has reached an agreement with utilities in Connecticut to keep the Millstone Power Station, the state’s only nuclear power plant, in service for at least another decade. Dominion announced the deal March 15, the deadline the company had to tell ISO New England, the regional grid operator, whether it would retire the two […]

  • U.S. Will Build Nuclear Plants in India

    The U.S. has agreed to build six nuclear power plants in India, according to a joint statement from the two countries issued March 13 in Washington, D.C. The countries held two days of talks this week, discussing international security and nuclear cooperation. The talks involved Andrea Thompson, the U.S. undersecretary of state for arms control […]

  • Myhrvold Pushes Advanced Nuclear at NRC Conference

    Nathan Myhrvold, the long-time polymath idea man for Bill Gates, his former boss at Microsoft, on March 12 told the Nuclear Regulatory Commission’s (NRC’s) annual regulatory information conference, “Energy is the fulcrum that gives leverage to human ingenuity.” Nuclear, he said, must be a large part of providing that leverage to the world. Myhrvold, speaking […]

  • VIDEO: Progress and Challenges to Decommission Fukushima Daiichi

    Tokyo Electric Power Co. (TEPCO), the Japanese utility that took on the behemoth task of controlling and decommissioning the six-unit Daiichi nuclear power plant in Fukushima prefecture after the March 11, 2011, accident, recently released a video showing progress at the site.  Source: https://www4.tepco.co.jp/en/news/library/archive-e.html?video_uuid=t820ghcq&catid=61795 The disaster began as a 15-meter (49-foot) tsunami inundated and disabled the […]

  • Energy Secretary Wants to Fast-Track U.S. LNG Export Projects

    Exports of liquefied natural gas (LNG) from the U.S. continue to rise, as the use of natural gas for power generation increases in countries such as China, South Korea, Japan, and Mexico. Data from the U.S. Department of Energy (DOE) shows that four U.S. LNG export facilities combined to ship 483 LNG cargoes in 2018, a […]

  • POWER Notebook: Wyoming Moves to Save Coal Plants

    A Wyoming bill designed to keep coal-fired power plants operating in the state was signed into law by the state’s governor last week, one of several developments worldwide that impacted the power generation landscape in early March. Also in the U.S., the Tennessee Valley Authority (TVA) defended its hiring of a contractor that led the […]

  • States Take Lead with Plans for 100% Carbon-Free Energy

    Minnesota and Wisconsin recently joined the list of states aiming for a 100% clean-energy future, while some Illinois lawmakers are pushing for not only carbon-free power, but also 100% renewable energy. Minnesota Gov. Tim Walz (D) was the latest to announce a set of policy proposals designed to lead his state’s electricity sector to 100% […]

  • Construction Resumes on $1.5 Billion Zimbabwe Power Project

    Johannesburg, South Africa (March 2, 2019) – Zimbabwe recently resumed the construction of the $1.5 billion Hwange Expansion Project for Units 7 and 8 as it aims to progressively implement the Vision 2030 which will transform Zimbabwe into an upper middle class economy. The $1.488 billion project is being funded by China Exim Bank, Sinohydro […]

  • Power Supplies in Pacific Northwest Tighten as Deep Freeze Grips Region

    Energy supplies are tight in the Pacific Northwest, a region that has been stricken with unseasonably frigid weather and is bracing for deep freezes as a mass of Arctic air descends on the region.    The Bonneville Power Administration (BPA), a federal power marketer that sells wholesale power from 31 federal dams and one nuclear […]

  • THE BIG PICTURE: Japan’s Nuclear Comeback

    After the Great Tohoku Earthquake and tsunami, and ensuing crisis at the Fukushima Daiichi nuclear plant in March 2011, Japan issued stringent safety regulations and reviews that affected its entire 50-reactor fleet. It meant that as each Japanese nuclear reactor entered its scheduled maintenance and refueling outage, it could not returned to operation until restart […]

  • POWER Digest [March 2019]

    The Distribution System Is Newest Energy Transition Frontier in Europe. The European power sector is urging member states and regulators within the European Union (EU) to speed up development of

  • Russia Sets New Domestic Nuclear Generation Record

    Rosenergoatom, Russia’s state-owned nuclear plant owner and operator, said it set another nuclear power production record in 2018. The company generated 204 TWh from its 35 reactors—1.4 TWh more than in