nuclear-engineering

Pacific Northwest National Laboratory
22h ago

As electricity demand rises across the United States, restarting retired nuclear power plants is emerging as one of the quickest paths to increase power generation. However, restarting a nuclear power plant in the United States has never been done and requires thorough reviews, including an environmental review, as required by the National Environmental Policy Act (NEPA) of 1969.

Fusion energy, often referred to as an artificial sun, has become a central focus of global sustainable energy development in recent years. However, despite nearly 70 years of worldwide R&D, commercial fusion power remains unrealized. This is primarily due to several critical technical hurdles, including heating plasma to over 100 million°C and maintaining stable long-term operation, deve…

As Generation IV graphite-moderated reactor technologies advance to demonstration and deployment, the question must be answered of how, where, and when to dispose of the irradiated graphite waste produced from the operation of these facilities. This work presents an integrated assessment involving the entire graphite lifecycle in nuclear power production: impurity measurement of graphite grades, …

This past January, Westinghouse Electric Company, Nordion, and PSEG Nuclear formalized agreements to implement newly developed cobalt-60 production technology at Units 1 and 2 of PSEG’s Salem nuclear power plant in New Jersey, with the Co-60 to be supplied to Nordion. Through an ongoing joint initiative, the companies aim to harness U.S. pressurized water reactors to produce a key medical isotope…

Swedish engineering services firm Studsvik and its partners have teamed up on a four-unit BWRX-300 new build project in southern Sweden. On Thursday, Studsvik entered into a joint development agreement with GE Vernova Hitachi Nuclear Energy, GE Vernova Financial Services, DS Investment Partners, and Samsung C&T to advance the 1.2-GW ReFirm program, with the expectation the first unit will commenc…

The American Nuclear Society and the Institute of Nuclear Materials Management recently cohosted a webinar exploring recent advancements in digital twins for nuclear safeguards. The program featured a panel of experts in digital twin research, including Manuel Kreutle of Forschungszentrum Jülich, Nick Luciano of the University of Texas–Austin, Ryan Stewart of Idaho National Laboratory, and Pavel …

Development of a nuclear thermal propulsion (NTP) engine is pursued by government and industry. Current deployment regulations require that experimental efforts are heavily complemented and guided by modeling and simulation. Challenges arise when directly simulating the physics of such systems at steady-state operation and especially during transients due to strongly coupled local and global effe…

U.S.-based 3D printer manufacturer 3D Systems has entered a Cooperative Research and Development Agreement (CRADA) with Savannah River National Laboratory (SRNL) to advance additive manufacturing for nuclear energy, broader energy infrastructure, and national security applications.  The agreement centers on SRNL’s Advanced Manufacturing Collaborative (AMC), the only national laboratory…

When Gov. Kathy Hochul took office in 2021, New York was in the middle of a complicated energy transition. Albany had passed one of the nation’s most ambitious decarbonization laws only two years earlier, yet the state had just shuttered its single largest source of carbon-free power: the Indian Point nuclear…

Last Friday, Oklo filed an emergency request with the Federal Energy Regulatory Commission claiming that one of its potential generation projects has been “unjustifiably withdrawn” from the PJM Interconnection queue. Through that request, Oklo has asked FERC to direct PJM to reinstate its application with its original queue position. In an interesting twist, the project at issue in this interconn…

The Tennessee Department of Environment and Conservation (TDEC) has issued Type One Energy the first license to operate a commercial fusion machine in the state. The state license is also the first to be issued after the Nuclear Regulatory Commission issued a proposed rule on an augmented byproduct material framework earlier this year. The NRC proposed in February that the framework be expanded “…

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