As a result, the name VVER is associated with a wide variety of reactor designs spanning from generation I reactors to modern generation III+ reactor designs. There are 3 standard designs - two 6 loop- 440 Megawatt [440-230 (older) and 440-213 (newer)] and 4 loop-1000 Megawatt output designs. VVER – Reactor Pressure Vessel with Reactor Internals. Define VVER at Q: A: What does VVER mean? Meaning of VVER. decrease electric and thermal power losses; keep a proper safety level following to toughening requirements provided by regulatory documents and necessity to receive operation permits on a periodical basis during. 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These are to be installed, among elsewhere, at Bangladesh’s first NPP at Rooppur, expected to be commissioned in 2023. AcronymAttic has 2 unverified meanings for VVER. The VVER-1200 unit added to the site of the Leningrad nuclear power plant has enabled a reduction in the use of cooling water - sourced from the Baltic Sea - by nearly 15%, Rosatom said last week. %PDF-1.4 %���� 0000001978 00000 n VVER abbreviation. A �Qɼ���QI�R.r�%�`J�D Under the European Union's Agenda 2000d, first-generation RBMK and the VVER-440 model V-230 reactors were deemed non-upgradable to internationally acceptable safety standards at reasonable cost. Stage of commencement of the works under the project. Independence in the terms of external power and water supply sources loss. •Primary circuit and secondary circuit using different materials. high level of reliability caused by implementation of the special requirements to quality assurance and control while designing, manufacturing, installation, keeping the level achieved during operation through control and diagnostics (ceaseless or periodical) of physical barriers conditions, elimination of the revealed defects, damages and failures; to establish protective and localizing systems intended for prevention of the physical barriers damage, restriction or mitigation of the radiation repercussions in case of possible infringement of normal operation margins and conditions, and in case of accidents. Hexahedral fuel assemblies 3. 2.3 and 3.3). Source: used with permission of АО ОКБ “ГИДРОПРЕСС” The reactor pressure vessel is the pressure vessel containing the reactor core and other key reactor internals. 0000002359 00000 n This reactor requires annual refueling of one third of the core i.e., approximately 55 fuel assemblies. 0000000016 00000 n On July 22, 2009 the President Committee for upgrading and development of the. Correspondence to the climatic conditions from the tropics up to Northern regions. 0000068097 00000 n 'Water-Water Energy Reactor Universal Optimized Digital ') is a generation III+ nuclear power reactor based on VVER technology developed by Rosatom. � )�eqfHd����"�V��=dP���q�!Q�gR�-#�X� �? 2 definitions of VVER. VVER-TOI design is quickly adaptable to any climatic or seismic conditions and requires no major modifications. Common Features of VVERs (1) •Hexagonal fuel assembly cassettes. The VVER-TOI project is … High-capacity pressurisers providing a large reactor coolant inventory Reactor fuel rods are fully immersed in water kept at 15 MPa of pressure so that it do… The course describes the features of NPPs with VVER-1200 reactor. 0000005189 00000 n %%EOF H��W�R�F}�W���Z��~��� Main parameters of the Reactor Unit Parameter NPPs with VVER-1000 NPP-2006 The reactor nominal thermal power, MW 3000 3200 Load factor 0.80 0.92 Coolant pressure at the reactor outlet, MPa 15.7 16.2 Coolant temperature at the reactor inlet, оС 290.0 298.6 Coolant temperature at the reactor outlet, оС 319.6 329.7 7 381 23 •Reduced inspection possibilities of components. The main distinguishing features of the VVER[2]compared to other PWRs are: 1. It would use VVER-1300/510 water pressurized reactors constructed to meet modern nuclear and radiation safety requirements. System of fuel pool emergency and planned cooling down and cooling; steam generator emergency cooling down system; Emergency power supply system (diesel-generator set). l�F A�Y�a�1-PqUa�$�8�1EN��\�:56�; 0000001339 00000 n 3D-design of nuclear island and VVER-TOI power unit; Preparation of a package of the updated normative technical documents to provide usage of new design and construction technologies in the project. One of the definitions of VVER is "Voda Voda Energo Reactor". 0000004532 00000 n Looking for the definition of VVER? J>�\����C���I��Dգ9�374�=a`9�,��rmv�3�Es�[@���'�A���⋠��C�������" OSTI.GOV Journal Article: Technical means of in-reactor monitoring on the VVER reactor Russia to provide safety solutions for KKNPP 3 & 4 Iran could also fabricate UO2 pellets for VVER fuel assemblies in advance of making assemblies and loading and irradiating the fuel in a power reactor, as the UO2 would be chemically stable after pelletization. 0000012028 00000 n 0000088734 00000 n Presently, there are 23 units of VVER-440 and 28 units of VVER-1000 worldwide in operation (see tables in Sects. On the one hand, this is useful because the fission The Russian abbreviation VVER stands for water-cooled, water-moderated energy reactor. VVER history 9 1955 – beginning of activities on VVER 9 1964 – commissioning of the first VVER 9 1971 – first standard VVER-440 9 1980 - commissioning of the first VVER -1000 9The oldest VVER at Unit 3 of Novovoronezh NPP has been operated since 1971 without replacement of SG, reactor top head and other main components (license till 2016) The VVER is the Russian version of the Pressurized Water Reactor (PWR). endstream endobj 382 0 obj<>/Outlines 94 0 R/Metadata 125 0 R/PieceInfo<>>>/Pages 121 0 R/PageLayout/SinglePage/OCProperties<>/StructTreeRoot 127 0 R/Type/Catalog/LastModified(D:20081021114831)/PageLabels 119 0 R>> endobj 383 0 obj<>/PageElement<>>>/Name(Background)/Type/OCG>> endobj 384 0 obj<>/ColorSpace<>/Font<>/ProcSet[/PDF/Text/ImageC/ImageI]/Properties<>/ExtGState<>>>/Type/Page>> endobj 385 0 obj<> endobj 386 0 obj[/Indexed 387 0 R 255 398 0 R] endobj 387 0 obj[/ICCBased 397 0 R] endobj 388 0 obj<> endobj 389 0 obj<> endobj 390 0 obj<>stream It is the first of two such units at Novovoronezh II – the lead project for the deployment of the AES-2006 design incorporating a Gidropress-designed PWR, an evolutionary development from the VVER-1000. II TCP294-2010 UDC 621.311.25, 621.039.5 ICS 27.120.99 PC 01 startxref 0000002879 00000 n The water-water energetic reactor (WWER), or VVER (from Russian: водо-водяной энергетический реактор; transliterates as vodo-vodyanoi energetichesky reaktor; water-water power reactor) is a series of pressurized water reactor designs originally developed in the Soviet Union, and now Russia, by OKB Gidropress. VVER stands for Voda-Vodyanoi Energetichesky Reaktor (Russian: Pressurized Water Reactor) Suggest new definition This definition appears rarely and is found in the following Acronym Finder categories: The main engineering solutions for reactor plants with VVER reactors have been corroborated by the experience of operating these installations for about 1400 reactor-years (decommissioned reactors included) considering about 500 reactor-years of operating the RPs with VVER-1000. What is the meaning of VVER abbreviation? Stability in the terms of critical external impacts and natural disasters. It is the first of two such units at Novovoronezh II - the lead project for the deployment of the AES-2006 design incorporating a Gidropress-designed PWR, an … Rosatom began developing its flagship Generation III+ VVER (Vodo-Vodyanoi Energetichesky Reaktor, meaning water-cooled, water moderated power reactor)-1200 reactor at the turn of the new millenium. VVER-440/213 - The reactor core The fuel of the reactor is uranium dioxide (UO2), which is compacted to cylindrical pellets of about 9 mm height and 7.6 mm diameter. Novovoronezh 6 is a VVER 1200/392M pressurised water reactor unit with a design net capacity of 1114 MWe. 0000002796 00000 n The meaning of VVER abbreviation is "Voda Voda Energo Reactor". •Horizontal steam generator. The VVER reactors belong to the family of the Pressurised Water Reactors (PWRs). 0000005733 00000 n Correspondence to the world accepted rules and regulations. This describes the pressurised water reactor (PWR) design. trailer Reducing the consumption of this natural resource has a positive effect on the environment and reduces the plant's water usage costs, the Russian state nuclear corporation added. VVER reactors are the most frequently built reactor type in the world. 0000003219 00000 n ированный, Nuclear power plant protection against external impacts, Learn how and when to remove these template messages, Learn how and when to remove this template message, "Gen III/III+ Nuclear Reactors RESEARCH NEEDS AND CHALLENGES, FISA", "AEM Technology sees milestone with first VVER-TOI", "Safety concept of VVER-TOI project, No. 0000069063 00000 n x�b```b``������� € "@16� ���b���� �� ��ф�؁E[��J�� ����9 As with PWRs, refuelings are conducted with the plant shutdown. FOR A NUCLEAR POWER PLANT WITH A VVER REACTOR This technical code draft is not applicable unless approved Ministry of Emergency Situations of the Republic of Belarus Minsk. VVER (oroszul: ВВЭР – водо-водяной энергетический реактор) szovjet fejlesztésű és gyártmányú nyomottvizes reaktor-típuscsalád, amely 440 MW és 1200 MW teljesítményű változatokat tartalmaz. The goal of the course is to present the pressurized water reactor (VVER) technology and the modern design of the Russian Nuclear Power Plants (NPPs) – Generation III+ NPP with VVER-1200 reactor. OAO OKB Gidropress is the general designer of the reactor, and Kurchatov Institute is a scientific leader of the reactor and nuclear plant. Crash of a 20 t aircraft at a speed of 215 m/s as design initial event, Crash of a 400 t heavy aircraft at a speed of 150 m/s as beyond design initial event considering fuel fire; to cope with this event the design provides prevention of radionuclide release to environment. In addition, the PSB-VVER is the most considered, and specific PSA analyses for VVER-1000 should qualified facility for the study of the VVER-1000 and the be completed (both of these activities are outside the project only one in operation. Hence, despite extensive modifications to these reactors over many years, the European Commission (EC) insisted on the early closure of two RBMK-1500 reactors in Lithuania, two VVER-440/V-230 reactors in Slovakia, and four VVER-440/V-230 reactors in Bulgaria as a condition of these countries' accession … 'Водо-водяной энергетический реактор (Vodo-Vodyanoi Energetichesky Reactor)' is one option -- get in to view more @ The Web's largest and most authoritative acronyms and abbreviations resource. vver vodo-vodní energetický reaktor vodo-vodyanoy energeticheskiy reaktor 0 An expanded functional analysis (based on the detail application of. increase annual electric power production (e.g. ��W�u"�`��R��J(�1�E~�U�3�����@�v� VVER were originally developed before the 1970s, and have been continually updated. 0000003142 00000 n The letter T in its name stands for the Russian word meaning ‘standardized’. Printer friendly. VVER= Veda-Vodyanoi Energetichesky Reaktor= Water Cooled Power Reactor WWER 440/230 WWER 440/213 WWER 1000/320. What does VVER stand for? <]>> United information space is a multi-platform software and hardware complex intended for control of the engineering data for engineering, designing, as well as arranging communication between territorially-distanced project participants. In the introduction, a historical overview on the design of VVER-440 and VVER-1000 reactors is given. 381 0 obj <> endobj 403 0 obj<>stream In the centreline of the pellets there is an inner cylindrical hole of 1.6 mm. Nuclear island and VVER-TOI power unit conceptual model; Establishment of the organization being a holder of the base technology provided with modern design and engineering facilities. The V-491 reactor applied in the AES-2006 design is a further improvement of the VVER-1000 reactors and developed in line with the latest requirements and achievements of nuclear engineering. 84 relations. endstream endobj 402 0 obj<>/Size 381/Type/XRef>>stream 0000001521 00000 n VVER as abbreviation means "Voda Voda Energo Reactor". *!�TXP�xP�0ʂ��b7�קG3`ـ EY��t��3�=�xk^�餄�㭲L'W���Iq�(�����e �a>�*�. !�{[;�v!D���\�Ԏ[�E���F0� �B10 Q: A: What is VVER abbreviation? The VVER-TOI design is intended to improve the competitiveness of Russian VVER technology in international markets. VVER is a Russian nomenclature for water-cooled and ater-moderated reactors. 0000067770 00000 n V V E R is an acronym for “Voda Voda Energo Reactor”meaning water-cooled, water moderated energy reactor. 0000032796 00000 n 0000016041 00000 n xref Find out what is the full meaning of VVER on! 0000001831 00000 n VVER-1200 is a flagship nuclear reactor and a core product of Russia`s ROSATOM’ State Atomic Energy Corporation. 0000000773 00000 n by. Nuclear power plant model interactive control; working-out the Nuclear power plant's operation, maintenance and repair; simulation of the actions to be undertaken in case of emergencies; to be used as a testing-area for Crisis Management Center. Horizontal steam generators 2. ?�=��� DZ���b�pxƏ���YU��]�ΰq�6�;09�4p2�804�>j�q� �AL5H�10p�y�A�Õ�f쀸�A�PH330���S�X�(P�� � �4�� passive part of the core emergency cooling system; water supply system from the fuel pond to primary circuit; system of passive heat removal from steam generator; primary circuit protection against overpressure; secondary circuit protection against overpressure; emergency power supply system (accumulators); passive system of inner shell leakages filtration. In particular, the attention is paid to safety issues and design features. materials published by International Nuclear Safety Advisory Group (INSAG) on nuclear safety issues, EUR requirements; complex of the technical solutions worked-out and checked through operation considering the efforts targeted at their upgrading, and elimination of the “weak links” revealed during operation; verified and certified calculation methods, codes and programs; worked-out safety analysis methodology, reliable database; organizational and technical measures to prevent and restrict severe accidents repercussions, which are developed according to the results of investigations in the field of severe accidents; experience in development of new generation and increased safety plants; to provide low sensibility to the errors and personnel mistaken solutions; to ensure low risks of considerable radionuclide emission in case of accident; to provide possibility of exercising safety functions without external power supply, as well as making control through “human–machine” interface; to ensure conditions required to avoid evacuation of the population living near a. to create a number of the consequential barriers preventing emission of the radioactive products, which are accumulated during operation to environment. VVER-440 Model 230 The earliest pressurized water nuclear plants were developed by the Soviets between 1956 and 1970. The VVER-TOI or WWER-TOI is a generation III+ nuclear power reactor based on VVER technology developed by Rosatom. requirements provided by domestic safety rules and regulations in force in the field of nuclear-power engineering, which are applicable for the designed power unit considering their further development; modern philosophy and safety principles developed by the world nuclear community and reflected in the. The Water-Water Energetic Reactor (VVER), or WWER (from Водо-водяной энергетический реактор; transliterates as Vodo-Vodyanoi Energetichesky Reaktor; Water-Water Power Reactor) is a series of pressurised water reactor designs originally developed in the Soviet Union, and now Russia, by OKB Gidropress. 0000065100 00000 n Novovoronezh 6 is a VVER 1200/392M pressurised water reactor unit with a design net capacity of 1114 MWe. MultiD-designing serves as a developed “field-engineering” experience that considerably increases possibility of the project controlling through detail working-out the process solutions on construction and equipment installation. The idea of a reactor was proposed at the Kurchatov Institute by Savely Moiseevich Feinberg. The KK-VVER has a three-year fuel cycle. x�bb*a`b``Ń3� ����50 ��� This page was last edited on 9 November 2020, at 18:57. Principal Strengths: Six primary coolant loops (providing multiple paths for cooling the reactor), each with a horizontal steam generator (for better heat transfer), that together provide a large volume of coolant. 0000002843 00000 n No bottom penetrations in the pressure vessel 4. Q: A: What is shorthand of Voda Voda Energo Reactor?