Fuel Vendors
Several fuel vendors utilize Studsvik products for core design assessment and operational support. Although the majority of the fuel vendors still maintain their own analogous software to the Studsvik products, several have found it is simply not cost effective to continue their own development for next generation of these products.
One of the strengths of Studsvik has been to maintain a robust staff of experienced developers and analysts in both steady state and transient analysis associate with incore fuel management. This experience base is lacking in the industry and some fuel vendors have found it beneficial to move to the Studsvik products and concentrate on their own core business which is developing and delivering advanced fuel hardware products.
Fuel Vendors using Studsvik solutions
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Areva, France
All over the world, AREVA provides its customers with solutions for carbon-free power generation and electricity transmission. With its knowledge and expertise in these fields, the group has a leading role to play in meeting the world’s energy needs. Ranked first in the global nuclear power industry, AREVA’s unique integrated offering covers every stage of the fuel cycle, reactor design and construction, and related services.
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Mitsubishi Heavy Industries - Nuclear Fuels, Japan
With an extensive experiences accumulated over forty years, Mitsubishi Heavy Industries, Ltd.(MHI) is in a position to provide a comprehensive service which includes basic planning design, manufacture, construction, and post-operational services for the nuclear power plants. The Nuclear Energy Systems Headquarters of MHI provides reliable products in the fields of PWR power plants with high performance and reliability, nuclear fuels, advanced reactors, nuclear fuel cycle systems.
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TVEL, Russia
TVEL fully meets nuclear fuel demands of Russian nuclear power. All Russian nuclear power plants, research reactors, as well as the Navy’s propulsion installations, are run with TVEL-labeled fuel. Keeping the leading position at traditional foreign markets (Ukraine, the Czech Republic, Bulgaria, Hungary, Slovakia, Lithuania, Finland and Armenia which operate the Russian (Soviet) design NPPs) the Corporation is continuously expanding sales markets, in particular, through export growth in Europe and Asia. TVEL-labeled nuclear fuel operates NPPs in Germany, the Netherlands, and Switzerland. TVEL fabricates nuclear fuel for NPPs of China, India, and Iran. In total, JSC TVEL supplies nuclear fuel to 13 countries.
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Westinghouse, United States
Westinghouse Nuclear Fuel is the world’s leading integrated supplier of nuclear fuel products and services. With over 4400 employees in the United States, Sweden, and the United Kingdom, Westinghouse manufactures fuel related products and components for nuclear power plants worldwide. Westinghouse Nuclear Fuel is a single-source fuel provider for pressurized water reactors (PWRs), boiling water reactors (BWRs), VVERs, advanced gas-cooled reactors (AGRs), and Magnox reactors worldwide.
Operating Utilities
A host of utilities throughout the world are using Studsvik software & services for a range of applications including independent assessment of fuel design changes proposed by their fuel vendor, independent core tracking for operational support, fuel loading pattern development, and optimization of reload shuffling to reduce outage time.
At the reactor site, Studsvik products provide shutdown support for reactivity management, refueling shuffle optimization, expediting an efficient startup, reactivity management and power maneuver forecasting, and shutdown planning. More than ever, older reactor sites must contend with spent fuel issues like degraded poison sheets, pool criticality analysis, and dry storage cask management, and many are finding answers in Studsvik's nuclear fuel analysis software.
At over 50 reactor sites across the world, utilities rely on Studsvik core models to power their operator training simulators. Since the Studsvik core model is cycle-specific, there is no approximating or tuning required to make the training simulator model mirror the actual cycle. Studsvik simulator solutions also allow for the generation of "just in time" training models to respond to events at the plant such as scrams and unplanned mid-cycle outages.
Operating Utilities using Studsvik solutions
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American Electric Power, United States
American Electric Power is one of the largest electric utilities in the United States, delivering electricity to more than 5 million customers in 11 states. AEP ranks among the nation’s largest generators of electricity, owning nearly 38,000 megawatts of generating capacity in the U.S. AEP also owns the nation’s largest electricity transmission system, a nearly 39,000-mile network that includes more extra-high voltage transmission lines than all other U.S. transmission systems combined. AEP owns and operates the Cook Nuclear Power Plant in Michigan, which generates over 2000 MW electric.
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APS, United States
APS, formerly Arizona Power Service, provides energy and energy-related products to people and businesses throughout Arizona. APS owns and operates the Palo Verde Nuclear Generating Station, the largest power producer of any kind in the United States since 1992. Located just outside of Phoenix, Palo Verde’s three units are capable of generating nearly 4,000 megawatts of electricity. Because of its desert location, Palo Verde is the only nuclear plant in the United States that does not sit on a large body of water. Instead, it uses treated effluent from several area municipalities to meet its cooling water needs, recycling 20 billion gallons of wastewater each year.
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Axpo AG, Switzerland
Axpo AG (formerly NOK) provides Switzerland with a reliable supply of electricity produced from environmentally friendly sources at competitive prices. Axpo’s fleet of nuclear power stations includes its own facility in Beznau, as well as stakes in co-owned nuclear power stations in Gösgen and Leibstadt. Axpo AG has managed the Leibstadt nuclear power station since early 2003. On average, nuclear energy accounts for about two-thirds of the total volume of energy sourced by the Axpo group every year. The nuclear power stations deliver base load energy which is continuously available at constant output.
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Constellation Energy Nuclear Group, United States
Constellation Energy Nuclear Group, LLC (CENG), is a joint venture between Constellation Energy and EDF Group. CENG is one of the U.S. premier nuclear power plant owners and operators, demonstrating that nuclear power is reliable, cost-effective and environmentally friendly. CENG’s nuclear power strategy balances the present with the future and continuously works to safely improve production at its five operating nuclear units. CENG operates five reactors at three power stations - Calvert Cliffs Nuclear Power Plant in Lusby, Md.; R.E. Ginna Nuclear Power Plant in Ontario, N.Y.; and Nine Mile Point Nuclear Station in Scriba, N.Y.
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Dominion, United States
Dominion is one of the nation’s largest producers and transporters of energy, with a portfolio of approximately 27,500 megawatts of generation. Dominion is a safe, competitive, world-class nuclear operator, with holdings in Kewaunee Power Station, Millstone Power Station, North Anna Power Station, and Surry Power Station. Dominion’s plants have set numerous operational and outage performance records and have attracted international attention for their innovative programs, achievements, and efficiency.
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DTE Energy, United States
Detroit Edison is the largest electric utility in Michigan and one of the largest in the nation. At 1.1 million kilowatts, DTE’s Fermi-2 nuclear power plant represents 30% of Michigan’s total nuclear generation capacity. This single plant is capable of producing enough electricity to serve a city of about one million people. Fermi-2 has been providing reliable, cost-effective power to Detroit Edison customers for more than 20 years and has been designated as one of the nation’s best-performing nuclear facilities.
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Duke Energy, United States
Duke Energy is one of the largest electric power companies in the United States, supplying energy to approximately 4 million U.S. customers with approximately 35,000 megawatts of electric generating capacity in the Midwest and the Carolinas. Almost 20% of Duke Energy’s capacity comes from its three sites - Catawba Nuclear Station, McGuire Nuclear Station, and Oconee Nuclear Station.
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E.ON Kernkraft, Germany
E.ON Kernkraft operates six nuclear power stations in the German states of Bavaria, Lower Saxony, and Schleswig-Holstein, and owns shares in a further five. Every year, E.ON nuclear plants are ranked among the most productive in the world. Their average availability factor of over 90 percent is no accident. This is not just because of their high safety standards and thorough plant maintenance program, but also the result of the strong commitment of a highly-skilled workforce of above 2,600. Based in Hannover, Germany, E.ON Kernkraft is Europe’s largest private-sector nuclear energy company.
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Entergy Nuclear, United States
Entergy Nuclear offers a full range of services ranging from regulatory interfacing to total operations, from decommissioning to license renewal services. Entergy Nuclear has the experience, the expertise, and the economy of scale to help their business partners reach their full potential. They have helped under-performing plants remain viable in a competitive electricity market, helped average performers improve to keep up with the pace of other nuclear plants, and helped single-unit stations achieve additional economies and efficiencies. Entergy Nuclear now operates twelve nuclear units (6 BWRs and 6 PWRs) at ten plant sites across the United States.
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Exelon, United States
Exelon Corporation is one of the United States’ largest electric utilities with approximately $19 billion in annual revenues. Exelon operates the largest nuclear fleet in the nation and the third largest fleet in the world. Exelon’s ten stations - with 17 reactors - represent approximately 20 percent of the U.S. nuclear industry’s power capacity. Exelon Nuclear’s 17 generating units, which produced a record of 132.3 million net megawatt-hours of electricity in 2007, also achieved an average capacity factor of 94.5 percent.
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Federal Electricity Commission, Mexico
The Federal Electricity Commission (CFE) is a company created and owned by the Mexican government. It generates, distributes, and markets electric power for almost 27 million customers - almost 80 million individuals. The CFE incorporates more than a million new customers every year. The CFE creates electric power using various technologies and various primary energy sources. It has thermoelectric, hydroelectric, coal-fired, geothermal and wind powered plants and facilities, as well as one nuclear power plant - Laguna Verde, a 1250-MWe site with a 300-MWe power uprate scheduled for completion in 2010.
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FirstEnergy Nuclear Operating Company, United States
FirstEnergy Nuclear Operating Company (FENOC) is a diversified energy company involved in the generation, transmission, and distribution of electricity, as well as energy management and other energy-related services. Its seven electric utility operating companies comprise the nation’s fifth largest investor-owned electric system, serving 4.5 million customers in Ohio, Pennsylvania, and New Jersey. FirstEnergy’s subsidiaries operate 18 power plants with a total system capacity of more than 14,200 megawatts, almost 30% of that coming from its nuclear power plants - Beaver Valley, Davis-Besse, and Perry.
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Florida Power & Light, United States
Florida Power & Light Group is dedicated to the safe, reliable operation of its nuclear power plants. That commitment is reflected in the outstanding safety performance of its plants. Nuclear power has played an important role in FPL’s energy mix for more than three decades and provides a safe, clean, and reliable source of electricity. FPL’s nuclear power plants include St. Lucie, Turkey Point, Seabrook Station, Duane Arnold Energy Center, and Point Beach.
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IBERDROLA, Spain
IBERDROLA is part of one of the leading electricity groups in the world with operations in more than 40 countries and over 27 million customers. With installed power over 21,000 MW, IBERDROLA maintains it commitment to clean energies. Through their 6 operating reactor units - Almaraz, Asco 2, Cofrentes, Garona, Trillo, Vandellos - IBERDROLA is responsible for almost 50% of Spain’s nuclear power production.
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Kansai Electric Power Co., Inc., Japan
Since 1951, the mission of the Kansai Electric Power Co. has been the safe and stable distribution of electric power to the communities it serves. In Kansai Electric Power’s best mix, nuclear energy serves as the base for all power production, with peak power demands being met by other methods. KEPCO owns and operates 11 nuclear units at three sites (Mihama, Oi, and Takahama), with a combined electric output of nearly 10,000 MW.
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Kyushu Electric Power Co, Inc., Japan
Kyushu Electric Power Company has supported customers’ lives and contributed to community development through stable electricity supply for more than 50 years. Kyushu owns and operates 6 reactor units at 2 sites (Sendai and Genkai), with total electric output of over 5800 MW. Kyushu recently announced plans to build a third unit at the Sendai plant, which could begin construction as early as 2013.
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Nebraska Public Power District, United States
Nebraska Public Power District is Nebraska’s largest electric utility, with a chartered territory including all or parts of 91 of Nebraska’s 93 counties. NPPD uses a mix of generating facilities to meet the needs of its customers, including Cooper Nuclear Station, an 800-MWe BWR owned by NPPD and operated by Entergy Nuclear. Nebraska Public Power District is in the process of preparing its formal license renewal application for Cooper Nuclear Station to the Nuclear Regulatory Commission.
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OKG, Sweden
OKG was founded in 1965 and today owns and operates three nuclear reactor units - Oskarshamn 1, 2, and 3 - which together account for ten per cent of the total electricity generation in Sweden. The plant is located on the Swedish east coast, 30 kms north of Oskarshamn. Oskarshamn 1, also Sweden’s first commercial nuclear power unit, was commissioned in 1972. Oskarshamn 2 has been in operation since 1974, and Oskarshamn 3 was put into commercial operation in 1985.
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Omaha Public Power District, United States
The Omaha Public Power District (OPPD) is one of the largest publicly owned electric utilities in the United States, serving more than 340,000 customers in 13 southeast Nebraska counties. OPPD owns and operates Fort Calhoun Nuclear Generating Station, one of the oldest and smallest operating commercial power reactors in North America. The plant underwent refurbishment in 2006 by having its steam generators, pressurizer, reactor vessel head, low pressure turbines and main transformer replaced and recently had its operating license renewed for an additional twenty years.
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Paks Nuclear Power Plant, Ltd., Hungary
Paks Nuclear Power Plant, Ltd., is a prominent participant in the Hungarian electric power market, with 4 operating units producing around 40 percent of the electrical power generated in the country. Their primary goal during production is to ensure the reliable and affordable electricity supply of home consumers, in line with the protection of the environment, while fostering sustainable development. Paks is a Russian-built VVER-440 type reactor and the only nuclear reactor site in Hungary.
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Progress Energy, United States
Progress Energy’s system of electric generation includes more than 21,000 megawatts of capacity at 32 sites in the Carolinas and Florida. The company has a diverse mix of generation resources, including nuclear, coal- and oil-fired, natural gas-fueled and hydroelectric plants. Nuclear power generation contributes about 35 percent of the electricity used by Progress Energy customers, enough electricity to power 2.6 million homes. Progress owns and operates 6 nuclear plants including Brunswick, Crystal River, Harrison, and Robinson.
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RWE Power AG, Germany
Since the beginning of the 1960s, RWE Power has been operating nuclear power stations. Currently, RWE oversees an installed and operational nuclear power station capacity of some 5,700 MW at Biblis as well as Lingen and Gundremmingen, where they have a majority holding. RWE has made a central commitment to the high safety standards in force at their facilities, relying on better training and education of plant personnel.
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Southern California Edison, United States
Today’s Southern California Edison is the product of more than a century of providing reliable electric service to central, coastal and southern California. The San Onofre Nuclear Generating Station (SONGS) is jointly owned by Southern California Edison (SCE). Today, SONGS generates approximately 2,200 megawatts of power, enough to serve 1.5 million average Southern California homes at a point in time. SCE and its partners in SONGS are committed to safe, reliable operation of the San Onofre plant in compliance with all applicable federal, state and local standards and regulations. In addition, SCE is proud of its continuous environmental protection activities at SONGS and support of the Orange and San Diego county communities of which SONGS is a part.
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Southern Nuclear, United States
Southern Nuclear is Southern Company’s nuclear plant operating company. Southern Nuclear operates three plants, Farley, Hatch, and Vogtle. These plants provide about 20 percent of the electricity used in Alabama and Georgia. Today, Vogtle Units 3 and 4 are moving through the licensing process and initial construction phases and are on pace be the first or among the first new nuclear units built in the United States.
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The Japan Atomic Power Company, Japan
Since 1957, the Japan Atomic Power Company (JAPC) has been promoting the safe use of nuclear energy as the only power company in Japan solely engaged in nuclear energy. For over fifty years, JAPC has contributed to the development of nuclear power generation and has endeavored to provide a stable power supply through the construction and operation of nuclear power plants, including the Tokai Power Station, the first commercial nuclear power plant in Japan. Future projects include the power uprate of Tokai No. 2 Power Station, the construction of Tsuruga Power Station Units 3 and 4, the project for the intermediate storage of spent fuel and the plan to use MOX fuel in current reactors.
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Tokyo Electric Power Company, Japan
TEPCO was established in 1951 as an electric power supplier to the metropolitan Tokyo area. TEPCO strives continually to develop and construct the electric power facilities needed to deliver Japan’s required electricity in a stable, economic, and environmentally friendly way, promoting the use of nuclear power generation and the nuclear fuel cycle. TEPCO owns 17 nuclear reactors - at the Fukushima Daiichi, Fukushima Dain, and Kashiwazaki Kariwa sites - with a total capacity of over 17,000 MWe. TEPCO considers nuclear power it base load energy and it accounts for approximately 40% of TEPCO’s total electricity output.
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TVO Nuclear, Finland
Teollisuuden Voima Oyj is a private limited company founded in 1969 to produce electricity for its shareholders at cost price. The company owns and operates two nuclear power plant units, Olkiluoto 1 and Olkiluoto 2. A third nuclear power plant unit is under construction at Olkiluoto. The Olkiluoto power plant has been running for more than 25 years with an extremely high degree of reliability. The capacity factors for both units have been at the top of the league internationally for nearly the entire history of the power plant. Both units today have a net output of 860 MW, and together they produce slightly more than 16% of all the electricity consumed in Finland.
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Vattenfall, Sweden
Vattenfall is a part-owner of five nuclear power sites. In Sweden, the Group operates seven nuclear power reactors at two sites - Forsmark and Ringhals, and operates two plants in Germany - Brunsbüttel, Krümmel, and is part owner in Brokdorf. Nuclear power represents approximately one third of Vattenfall’s total electricity generation, and almost one fourth of the Group’s electricity generation capacity. The five Vattenfall sites have a total electric output of over 10,000 MW.
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Xcel Energy, United States
Xcel Energy has operations in 8 Western and Midwestern states, and revenue of more than $9 billion annually. As a leading combination electricity and natural gas energy company, Xcel offers a comprehensive portfolio of energy-related products and services to 3.4 million electricity customers and 1.9 million natural gas customers. Xcel operates 2 nuclear power plants in Minnesota, Monticello and Prairie Island with combined electrical output of almost 1700 MW.
Research Organizations
Several national laboratories and research organizations in countries throughout the world are using Studsvik products. They are involved in critical experiments and analysis of advanced fuel designs which provide valuable experience and benchmarking (in addition to the thousands of cycles of actual operating reactors we have analyzed).
Many of these research organizations are involved in coupling Studsvik products to extended reactor analysis applications, such as fuel thermo-mechanical analysis, stainless steel reflector gamma heating analysis for advanced reactor designs, vessel fluence, and even post-irradiation analysis of spent fuel for comparison to measured isotopic gamma scans.
Significant work has been done by some of these organizations to couple Studsvik core model products to whole-system codes for transient and safety analysis.
Research Organizations using Studsvik solutions
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China Institute of Atomic Energy, China
CIAE is a multi-disciplinary institute in the field of nuclear science and technology under the leadership of the China National Nuclear Corporation (CNNC) and the Chinese Academy of Sciences (CAS) and is the primary nuclear power reactor research and development institution in China.
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ERSE, Italy
ERSE develops research projects of general interest to Italy’s national electricity system, focusing on applied research and with a system-oriented approach. The activity is aimed at innovating and improving the performance of the system from the point of view of economics, safety, and environmental compatibility.
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FZD-Rossendorf, Germany
The Nuclear Safety Research program at FSD is dedicated to protect humankind and the environment from technical risks. The main focus is the evaluation and minimization of hazards that stem from operating nuclear power plants. For this purpose, the behavior of nuclear reactors in case of incidents is analyzed. It is particularly important to demonstrate that the core of the reactor can be cooled under all operating conditions and that the radioactive material stays contained in the fuel rods.
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Idaho National Laboratory, United States
In operation since 1949, INL is a science-based, applied engineering national laboratory dedicated to supporting the U.S. Department of Energy’s missions in nuclear and energy research, science, and national defense. Their mission is to ensure the nation’s energy security with safe, competitive, and sustainable energy systems and unique national and homeland security capabilities. By 2015, INL plans to be the pre-eminent nuclear energy laboratory with synergistic, world-class, multi-program capabilities and partnerships.
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Institute of Nuclear Energy Research, Taiwan
INER has 40 years experience on research and applications in the field of atomic energy. They have accumulated needed technologies in the areas of maintenance of safety operations of nuclear power plants, protection of radiation safety, and process/deposition of radioactive wastes. INER currently is actively directing toward being able to simultaneously take care of energy safety, economic development, and environmental protection topics, so as to broaden the extensive applications of energy technologies.
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Los Alamos National Labroatory, United States
Los Alamos National Laboratory is a premier national security research institution, delivering scientific and engineering solutions for the nation’s most crucial and complex problems. Our primary responsibility is ensuring the safety, security, and reliability of the nation’s nuclear deterrent.
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National Nuclear Laboratory, United Kingdom
National Nuclear Laboratory offers an unrivaled breadth of technical products and services to customers across the whole nuclear industry. Covering the complete nuclear fuel cycle from fuel manufacture and power generation, through to reprocessing, waste treatment and disposal and including defense, new nuclear build and Homeland Security, NNL provides these services supported by an impressive range of links with international research organizations, academia, and other national laboratories.
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National Nuclear Research Institute, Mexico
The National Nuclear Research Institute (ININ) carries out research and development in the nuclear science and technology field (area) and provides specialized services and products to industry in general and to medical branch in particular. Technological management is performed under the Quality Management System, which is applied to several nuclear and radioactive installations licensed by the National Commission of Nuclear Safety and Safeguards, as well as to many calibration and tests laboratories that provide external services.
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Oak Ridge National Laboratory, United States
ORNL is a multi-program science and technology laboratory managed for the U.S. Department of Energy by UT-Battelle, LLC. Scientists and engineers at ORNL conduct basic and applied research and development to create scientific knowledge and technological solutions that strengthen the nation’s leadership in key areas of science; increase the availability of clean, abundant energy; restore and protect the environment; and contribute to national security.
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Paul Scherrer Institute, Switzerland
The Paul Scherrer Institute, PSI, is the largest research center for natural and engineering sciences within Switzerland, with its research activities concentrated on three main subject areas: Structure of Matter, Energy and the Environment, and Health. The goal of activities in the Energy and Environment area is to develop new technologies to facilitate the creation of a sustainable and secure supply of energy (including nuclear), as well as an uncontaminated environment.
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VTT Technical Research Centre, Finland
VTT provides research, development and demonstration services to improve the competitiveness of customers by developing sustainable, safe and efficient energy, process and plant technologies. VTT pursues versatile energy research, from nuclear to renewables. Energy economy, transmission and storage as well as the efficient use of energy and the management of emissions form an essential part of our research. Their services and expertise cover all parties involved in the energy business value chain.
Reactor Vendors
Several reactor vendors are using Studsvik products for analysis of new reactor builds. These include organizations involved in modular reactor design and deployment as well as traditional reactor vendors looking at large-scale, commercial nuclear reactor builds.
The same software products used throughout the industry for older-generation designs have proven applicable to these new, next-generation nuclear reactor designs as well. Since many of these organizations are already analyzing today's operating reactors, they can leverage their investment by using same software (and experience of their staff to use the software) to evaluate potential new reactor builds.
Reactor Vendors using Studsvik solutions
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Babcock & Wilcox, United States, Canada
The B&W Nuclear Power Generation Group has aligned its resources to meet the needs of the Nuclear Renaissance. B&W has been designing and manufacturing reactors continuously since the 1950s. Today, B&W’s unique ASME N-Stamp-certified nuclear manufacturing facilities in the U.S. and Canada are poised to provide the next generation of nuclear power plants to address the challenge of reducing emissions. Babcock & Wilcox Modular Nuclear Energy, LLC is responding to this challenge by designing a progressive energy solution that meets the needs of today’s changing power generation industry.
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Mitsubishi Heavy Industries - Nuclear Fuels, Japan
With an extensive experiences accumulated over forty years, Mitsubishi Heavy Industries, Ltd.(MHI) is in a position to provide a comprehensive service which includes basic planning design, manufacture, construction, and post-operational services for the nuclear power plants. The Nuclear Energy Systems Headquarters of MHI provides reliable products in the fields of PWR power plants with high performance and reliability, nuclear fuels, advanced reactors, nuclear fuel cycle systems.
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NuScale Power, United States
NuScale Power has developed a small nuclear power system that is safe, modular, and scalable. The technology was borne of research by leading nuclear scientists with the support of the United States Government. The design of the NuScale power plant builds on hundreds of combined years of operating experience with commercial light water reactors along with extensive research and laboratory testing of advanced safety systems.
Safety Authorities
Safety authorities and nuclear regulatory agencies worldwide use Studsvik products for vendor and utility oversight. Using Studsvik products they are able to capitalize on the same benefits that other types of organizations receive - access to Studsvik's cutting edge, accurate analysis software and services. Studsvik software allows safety authorities to confirm vendor calculations, proposed core designs, and analyses submitted for review on a consistent, easily comparable basis.
Safety Authorities using Studsvik solutions
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Armenian Nuclear Regulatory Authority, Armenia
ANRA’s task is the state regulation at atomic energy utilization (safety of nuclear facilities, the safe use of ionizing radiation sources, the safe management of radioactive waste, and the safe transport of radioactive and nuclear materials) aimed to ensure the safety of population and personnel, environmental safety and to defend safety interests of the Republic of Armenia. ANRA regulates the nuclear and radiation safety of Armenian nuclear power plants, dry spent nuclear fuel storage facilities, radioactive wastes storage facility, and of other facilities where practices with nuclear materials are implemented.
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Atomic Energy Council, Taiwan
The primary mission of AEC is to protect the public health and safety, and the environment from the effects of radiation from nuclear materials and facilities. To carry out its mission, AEC sets strategies and formulate policies as directed by the Minister, develop regulations and guidance documents related to atomic energy, and conducts licensing and enforcement for reactor safety of nuclear power plants as well as for protection against ionizing radiation. International cooperation also plays an important role in this and other regulatory activities.
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Canadian Nuclear Safety Commision, Canada
The Canadian Nuclear Safety Commission (CNSC) protects the health, safety and security of Canadians as well as the environment, and respects Canada’s international commitments on the peaceful use of nuclear energy. CNSC was established in 2000 under the Nuclear Safety and Control Act and reports to Parliament through the Minister of Natural Resources. CNSC was created to replace the former Atomic Energy Control Board (AECB), which was founded in 1946.
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Japan Nuclear Energy Safety Organization, Japan
Japan Nuclear Energy Safety Organization, JNES, is an expert organization with the mission to ensure safety in the use of nuclear energy in cooperation with Japan’s regulatory authority, the Nuclear and Industrial Safety Agency, NISA. JNES conducts a wide range of activities including nuclear reactor analysis and safety evaluation, such as the inspection of nuclear facilities, emergency preparedness, research and testing, and safety assurance.
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Nuclear Safety Council, Spain
The Nuclear Safety Council serves as Spain’s sole authority in matters relating to nuclear safety and radiological protection. The Nuclear Safety Council maintains a strict program of control and surveillance of both nuclear and radioactive facilities for medical, industrial and research purposes. This control guarantees that operation fulfils the safety criteria. Each nuclear reactor in Spain has a specific working group at the Council that constantly analyzes the operation of the plant and carries out inspections to ensure compliance with the standards considered to be applicable to each plant by the CSN. CSN also maintains resident inspectors at each of the power plants.
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State Scientific and Technical Center, Ukraine
The State Scientific and Technical Center of Ukraine provides scientific and expert support of state nuclear regulation on problems of regulatory of nuclear and radiation safety in treatment of radioactive wastes and spent nuclear fuel, nuclear facilities decommissioning, and physical protection.
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Swedish Radiation Safety Authority, Sweden
The Swedish Radiation Safety Authority works towards protecting people and the environment from the harmful effects of radiation, now and in the future. The authority works within a very broad area: nuclear power, nuclear waste, the transportation of radioactive substances, ultraviolet radiation from the sun and sunbeds, electromagnetic fields, lasers, radon, cosmic radiation, preparedness against incidents and accidents involving radiation, biofuel and the use of radiation within care, research and industry. The authority took over the responsibility and tasks from the Swedish Nuclear Power Inspectorate, which was dissolved in 2008.
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Swiss Federal Nuclear Safety Inspectorate, Switzerland
The Swiss Federal Nuclear Safety Inspectorate (ENSI) is responsible for the safety of nuclear energy facilities and installations. ENSI functions as the national regulatory and supervisory authority. Its main task is to supervise and assess the safety of nuclear power plants and protection against radiation from these facilities. It provides technical support and assesses experts’ reports on preparatory activities relating to the storage of radioactive waste in deep geological repositories. For example, it formulates guidelines for specifying the requirements on deep geological repositories, and evaluates applications.
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TÜV NORD Nuclear, Germany
TÜV NORD Nuclear provides services to customers in the field of nuclear safety. The services offered by TÜV NORD Nuclear encompass safety assessments, design reviews, documentation reviews and inspections. They reflect the full scope of a technical service provider in the nuclear field. TÜV NORD Nuclear provides its services domestically, to various regulatory agencies as well as in the international environment. TÜV NORD Nuclear offers consultancy, engineering, and inspection services to any party involved in a nuclear project.
Service Companies
Engineering service companies provide support to operating utilities that may not have the manpower or expertise to perform their own nuclear core analysis. Some of these service companies provide utilities with vendor-independent oversight or confirmatory calculations to verify the fuel vendor proposed core design using Studsvik software. Others have helped utilities maximize the benefit of having the a fuel vendor-independent solution by licensing with the safety authority the application of the Studsvik codes to perform their own core design. Still others assist utilities generate a core design maximized for their plant, rather than being forced to accept a generalized design developed for similar reactors.
Service Companies using Studsvik solutions
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Genden Information System Corporation, Japan
Genden Information System Corporation is the engineering service provider for the Japan Atomic Power Company. The mission of GIS is to provide analysis services and support on a variety of projects, including decommissioning, power uprates, new plant construction, intermediate storage of spent fuel, and use of MOX fuel.
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NIS Ingenieurgesellschaft, Germany
NIS Ingenieurgesellschaft is the international nuclear services division of Siempelkamp. They specialize in products and services for nuclear power plants with the focus of engineering and components, manufacturing, recycling, radiation protection, calculations and analysis, as well as dismantling and decommissioning. The portfolio of NIS Ingenieurgesellschaft encompasses engineering services and products for facility planning and information technology to ensure reliable, result-oriented management and optimization of administrative procedures.
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Nuclear Engineering, Limited, Japan
Nuclear Engineering, Limited has contributed to safe and stable operation of nuclear power plants and efficient business management of electric utilities in Japan by offering advanced engineering technologies, including non-destructive examination, core management, and safety analysis. Besides these engineering technologies, NEL is extending their capabilities in the area of maintenance-related engineering services to directly support nuclear power plant operation.
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West Japan Engineering Consultants, Inc., Japan
As an engineering consulting firm, West Japan Engineering Consultants, Inc. (West JEC) provides nuclear engineering and analysis services for nuclear power plants in Japan. West JEC was founded in 1967 as subsidiary engineering service company for the Kyushu Electric Power Company with an installed capacity of more than 23,000MW, almost 50% of which is nuclear.
Criticality Safety Companies
Companies involved in criticality safety and spent fuel analysis are using Studsvik products for specialized applications not directly involved in core design or operational support. Studsvik core analysis techniques have proved invaluable for analyzing wet and dry spent fuel configurations, as well as cask loading optimization, spent fuel isotopics, and heat load.
Criticality Safety Companies using Studsvik solutions
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HOLTEC, United States
Holtec International, Inc. operates as an energy technology company in the United States and internationally. Its Nuclear Power division provides solutions for the management of the backend of the nuclear power cycle for use by the commercial nuclear power plants; carries out different phases of a spent fuel project, including equipment design and licensing, material, acquisitions, and manufacturing; designs heat exchangers, and pressure vessels and appurtenances; develops solutions to technical problems of power plants; and performs the installation of primarily spent fuel storage systems. Holtec’s ultra-high density storage rack technology doubled, tripled, even quintupled (in some cases) the in-pool storage capacity in America’s fuel pools.
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SCIENTECH, United States
SCIENTECH offers comprehensive services and solutions addressing neutron degradation, testing, and storage of spent fuel. SCIENTECH is a leader in the design analysis of spent fuel racks and dry storage casks by providing criticality, thermal and shielding analysis in addition to plant safety, reactor physics, fuel management, and licensing support. They also supply a family of software products used to determine the validity of the neutron absorbers in spent fuel pools and aid utilities in loading spent fuel storage casks.