IAEA Bulletin, Volume 22, Issue 2, Wenen 1980. The graphite structure is Deze pagina is voor het laatst bewerkt op 17 mei 2020 om 20:27. Close. Om de kettingreactie te regelen zijn bovendien nog regelstaven nodig. major components numbered as follows: The Ignalina plant, one of the latest RBMK reactors built has provided Objectives. Het reactorcontrolesysteem is zeer gevoelig voor storingen. The RBMK (Russian: Реактор Большой Мощности Канальный Reaktor Bolshoy Moshchnosti Kanalnyy, "High Power Channel-type Reactor") is a class of graphite-moderated nuclear power reactor designed and built by the Soviet Union.. The reactor was different from most light-water nuclear reactors, the standard design used in most Western nations. The Virtual Nuclear 45. Laboratory diagram illustrates the RBMK design in a more integrated manner and shows the In the RBMK design, boiling occurs. (Some early U.S. reactors at the Hanford Site in Washington state were a similar design with similar flaws, but were fixed in the mid-1960s. 4, was a huge 23 feet (7 meters) tall and almost 40 feet (12 meters) wide. eastern European countries of Lithuania boiling water RBMK reactors. and coolant tubes passing vertically through the graphite. Passing through the Reactor Core Water cooled reactors. Een kernreactor is een installatie waarin een nucleaire kettingreactie van kernsplijtingen plaatsvindt onder gecontroleerde en stabiele omstandigheden. 1. that provides extensive information on the reactor design and particulars on each RBMK The graphite stack is located in The steam then passes to the Turbine at 1000 psi pressure. and Ukraine. Table 1. fuel assemblies, Lower biological shield - used to protect personnel from radiation while working in This decay heat continues for some time after the fission chain reaction has been stopped, such as following a reactor shutdown, either emergency or planned, and continued pumped circulation of coolant is essential to prevent core overheating, or in the worst case, core meltdown. 3. 5. Core of the RBMK The core of the RBMK reactor (element 1 in Fig.1) has a form of a vertical cylinder with an equivalent diameter of 11.8 m and height of 7 m [7]. The Soviet-designed RBMK (reaktor bolshoy moshchnosty kanalny, high-power channel reactor) is a water-cooled reactor with individual fuel channels and using graphite as its moderator. These design characteristics will be highlighted in this section, showing its distinction from the other reactor types. [1], De kettingreactie wordt met een massief grafietblok gemodereerd, met andere woorden: de neutronen die bij de kernsplijting vrijkomen, worden afgeremd, zodat ze weer nieuwe kernen kunnen splijten. This is a relatively uncommon reactor design, with most reactors in use recently using water as their moderator. For additional information on RBMK design, please go to the World Gele markering: de reactors die in aanbouw zijn. Er zijn weinig ongevallenpreventiesystemen en de aanwezige systemen zijn bovendien niet erg effectief. Soviet-Designed Nuclear Power Plants - Status Report (Dec. 1997), Accident Assessment for Chornobyl There are 2 horizontal steam generators and 2 reactor Nuclear power plants — Accidents. By : November 14, 2020; Category : UncategorizedUncategorized cooling loops, with headers that then feed the pressure tubes in the reactor. As mentioned above, the reactor is quite unique compared to other reactor designs. The FCs are part of the reactor cooling system and house two fuel assemblies located in a row, as shown in Fig. that slows down the neutrons produced by fission. of 18 rods lengthwise), which are also mounted in the vertical tubes. 1/2-inch diameter. Why exactly is everyone so sure that an RBMK reactor could not explode? Reactor Core Photos RBMK Reactor Core: Notes: * Click on a picture to view a larger preview. As with the CANDU design, these reactors can be refueled on-line. In ieder brandstofkanaal wordt water in waterdamp omgezet. It is also known as the light water graphite reactor (LWGR). Het bewijs daarvoor werd geleverd door de kernramp van Tsjernobyl, maar sommige technische wijzigingen - zoals het toevoegen van dysprosium aan de tippen van de regelstaven - hebben het risico enigszins verminderd. Key pages to check are - INSP Publication Index, Nuclear Safety in Ukraine and Russia De grootste reactors van deze soort, de RBMK-1500, bevonden zich in de Litouwse kerncentrale Ignalina en zijn inmiddels stilgelegd. Reactor Unit 3 from Potential Collapse of Adjacent Building Structures - Overview and 43) STI/PUB/1211 ISBN 92–0–112804–5 Includes bibliographical references. The RBMK reactor is graphite-moderated, so a core of solid graphite is responsible for slowing down fast neutrons in the reactor core. De bekendste RBMK-reactor is reactorblok nummer vier van de kerncentrale Tsjernobyl. — Vienna : International Atomic Energy Agency, 2005. p. ; 24 cm. CHERNOBYL’S 1986 RBMK reactor explosion remains the single largest nuclear disaster in human history ... As the nuclear fuel rods got hotter, they turned the reactor core’s water into steam. The project's objective is the reliable quantification of void-induced reactivity effects in current RBMK-reactor core designs and thus to assist regulatory authorities in the Commenwealth of Independent States (CIS) in evaluating the related safety features of RBMK reactors (At the end of the project there were still 15 RBMK nuclear power reactors in operation). Core heat up process in RBMK-type reactors is rather slow due to two factors: (1) high thermal inertia of graphite stack (there is 1700 t of graphite in the reactor), (2) the specific power per core volume of RBMK reactors is ∼ 10 times lower compared to PWR and BWR reactors. The facility is composed of Control and Protection Rods (CPR's), fuel assemblies with different enrichment in U-235 and other elements, typical for RBMK reactor core loadings, e.g.more » A simulation of a set of the experiments, performed at the Experimental Critical Facility, was carried out at the Royal Institute of Technology (RIT), Nuclear Power Safety Division, using CORETRAN 3-D … At the center of the Chernobyl disaster was the RBMK-1000 reactor, a design used only in the Soviet Union. Aan de ene kant is de exploitatie van de reactor hierdoor heel rendabel, aan de andere kant biedt het de mogelijkheid makkelijker aan het, Er is geen betonnen omhulsel (containment), waarmee het ontsnappen van. (1996), Improving the Safety of 34 – 45, 'Final report on the programme on the safety of WWER and RBMK nuclear power plants', AECL - Russian Nuclear Power Program (past, present, and future) Dr. IgorPioro, Senior Scientist, CRL AECL, 'Accident Analysis for Nuclear Power Plants with Graphite Moderated Boiling Water RBMK Reactors', https://nl.wikipedia.org/w/index.php?title=RBMK&oldid=56302283, Creative Commons Naamsvermelding/Gelijk delen, 1920 (960 voor het oververhitten van stoom). Nuclear Association. Fuel rods are about Bulletin Two more RBMK reactors were under construction at the site at the time of the accident. Het RBMK-ontwerp geldt als de onveiligste en gevaarlijkste reactorsoort ter wereld. 4. The Chernobyl Power Complex, lying about 130 km north of Kiev, Ukraine, and about 20 km south of the border with Belarus, consisted of four nuclear reactors of the RBMK-1000 design (see information page on RBMK Reactors). Graphic courtesy Nuclear Energy Institute. De eerste RBMK-reactors die gebouwd werden, staan in de kerncentrale Leningrad (Sosnovy Bor). about RBMK plant safety. Gonyeau, P.E.. Lab has played over the past 4 years. RBMK Reactor Core RC-1 Size: 2.6 Meg: The Pacific Northwest National The RBMK reactors like those at Chernobyl use water as a coolant, circulated by electrically-driven pumps. The most important segment of the … The RBMK is unique in that it has a graphite moderator with fuel tubes Door deze staven helemaal in de reactor te laten zakken, stopt de kettingreactie omdat ze de neutronen absorberen. Laboratory has prepared a number of reports summarizing RBMK safety and the role the Similar to the BWR case, the steam is radioactive, The cost of building everything has gone up due to inflation, not just additional safety measures. Principal characteristics of the reactor RBMK-1000 [3]. De werking van deze reactor is (zoals die van alle kernreactors) gebaseerd op kernsplijting. Joseph De tekst is beschikbaar onder de licentie. water pressure tube design with the arrangement of the control rods. summary information about each of the following areas: The International Atomic Energy Some of the more 381 addresses the RBMK safety program. RBMK reactor core consists of 1660 fuel channels housed in an assembly of graphite columns tightly packed which forms the graphite stack. Blauwe markering: de reactors die nooit in werking zijn geweest. Het grafietblok is licht ontvlambaar als het met lucht in aanraking komt. In fact, the name RBMK is a Russian acronym for "High-powered channel-type reactor". RBMK reactors like Chernobyl unit-4 had a positive void coefficient. Iedere kringloop verbruikt extreem veel koelmiddel (daarom worden kerncentrales met RBMK-reactors ook alleen maar gebouwd bij grote waterreservoirs, zoals meren en zeeën) en voert de warmte af van één helft van de reactor. may not be as high as in the BWR case. 1. Hiermee worden in een directe kringloop de turbines aangedreven, die vervolgens weer een generator aandrijven, waardoor er stroom opgewekt wordt. during daily refueling, Refueling machine - used to place new fuel assemblies into the core and remove spent Beperkte mogelijkheden om vrijkomende damp in het grafietblok in te dammen. to remove the heat produced by 2 sets of long Fuel Assemblies (consisting A helium-nitrogen mixture 1600) carry water is used to improve heat transfer from the graphite to the coolant channels and reduce The RBMK reactor has a huge graphite block structure as the Moderator Het getal 1000 staat voor het hoogst haalbare elektrische vermogen van de reactor in megawatt (MW). Ieder drukkanaal wordt met een meetpunt bewaakt; de totale reactor komt daardoor zelfs op ervaren operators heel onoverzichtelijk over. Een aantal brandstofstaven kunnen worden vervangen terwijl de reactor in werking is. Konstantinov: Nuclear power in the USSR. Het thermische vermogen van de reactor is drie keer zo groot. All rights reserved. Nuclear reactor accidents. 2. working above reactor, e.g. De veiligheidssystemen zijn niet gescheiden (als één systeem uitvalt, vallen er meteen meerdere uit); back-upsystemen zijn er nauwelijks. The RBMK is an early Generation II reactor and the oldest commercial reactor design still in wide operation. Separator which separates water from the steam. rbmk reactor simulator 4. The FCs are part of the reactor Like, stupid crazy high. Bij een noodgeval kunnen de regelstaven niet snel genoeg in de reactorkern gestoken worden (20 seconden tegenover 1 seconde in westerse reactors). Effect of aging of an RBMK reactor core on pipe strength in process channels. A set of 18 fuel rods is arranged cylindrically in a carriage to form a fuel assembly. Report on modelling of C-14 inventory in RBMK reactor core (D5.17) 2 Figure 1: General view of the RBMK reactor [1] The reactor is housed in a 25 m deep, 21x21 m wide concrete vault. Positieve dampbelcoëfficiënt – bij verlies van koelmiddel kan de kettingreactie uit de hand lopen. Posted by 1 year ago. lower areas adjacent to reactor. Een RBMK-reactor is een bepaald type kernreactor: een met licht water gekoelde en met grafiet gemodereerde reactor. Why would you want to? Passing through the Reactor Core are 1661 vertical tubes of about 3.5 inch diameter that circulate water as the Coolant to remove the heat produced by 2 sets of long Fuel Assemblies (consisting of 18 rods lengthwise), which are also mounted in the vertical tubes. Agency has sponsored a number of technical reports likelihood of graphite oxidation. Het reactorontwerp bestaat uit twee koelmiddelkringlopen. To improve them, graphite is used in reactors of this type, which moderates (slows down) the fast fission neutrons and absorbs few of them. The core volume is dominated by a large cylindrical graphite stack (6, Figure 2). Een RBMK-reactor is een bepaald type kernreactor: een met licht water gekoelde en met grafiet gemodereerde reactor. Copyright © 1996-2005. It’s a very old design has no containment. V. V. Tkachev 1, D. A. Mikhailov 1, K. K. Zheltukhin 1, V. L. Fedorov 1 & RBMK reactor core consists of 1660 fuel channels housed in an assembly of graphite columns tightly packed which forms the graphite stack. Door de lage dichtheid van de reactorkern is de reactor minder gevoelig voor stroomuitval. Een kerncentrale bevat een kernreactor die warmte levert voor de opwekking van elektriciteit, verwarming van huizen en industrieën en ontziltingsinstallaties.Kernreactoren worden ook gebruikt voor de voortstuwing van schepen en … Request PDF | The Specifics of RBMK Core Cooling at Overheated Conditions | Reactor RBMK-1500 of Ignalina NPP is a boiling light water reactor with graphite moderator. Groene markering: de reactors die in bedrijf zijn. Nuclear Association discussion. Preliminary Conclusions (Feb.1997). The coolant tubes (~ Two of these end on end occupy each pressure tube. The Nuclear Energy Institute has prepared an excellent Sourcebook on Russian Design Reactors Revised: March 15, 2001, Reactor core - produces heat for converting water to steam, Steam-to-water pipes - carry steam to drum separator for moisture separation of steam, Drum Separator - used to separate water from steam, Main circulation pumps - used to circulate water through reactor for cooling, Group dispensing headers - headers coming from main circulating pumps, Water pipelines - headers supplying each channel in the reactor, Upper biological shield - protect operators and other personnel from radiation while In de westerse wereld moeten kerncentrales een negatieve dampbelcoëfficiënt hebben; dit betekent dat de kettingreactie automatisch stopt als er koelwater weglekt. station in Russia and the Putting all the information summarized together, the following Argonne National — (Safety reports series, ISSN 1020–6450 ; no. In order to evaluate the safety of the RBMK-1000 reactor, one must study the behavior of the reactor in emergency situations at low power. This graphite-moderated design allows the reactor to use relatively unenriched uranium as its fuel source. The total core length is 21+ feet high. A Leningrádi atomerőmű egyik RBMK-blokkjának reaktorterme. Ugrás a navigációhoz Ugrás a kereséshez. De RBMK-reactor is zeer overactief ingesteld (hij heeft een positieve dampbelcoëfficiënt) en de reactie zal bij koelwaterverlies versnellen. are 1661 vertical tubes of about 3.5 inch diameter that circulate water as the Coolant Boiling water reactors. The RBMK reactor that exploded at Chernobyl, No. Pellets of slightly-enriched uranium oxide are enclosed in a zircaloy tube 3.65m long, forming a fuel rod. contained in a steel vessel (approximate diameter of 42 feet). Dit soort reactors bevinden zich uitsluitend op het grondgebied van de voormalige Sovjet-Unie. as in the Boiling Water Reactor design. Rode markering: de reactors die gesloten zijn. A simplified diagram of the internal workings of an RBMK reactor is shown i… The RBMK reactor has a huge graphite block structure as the Moderator that slows down the neutrons produced by fission. The schematic presentation of it is given in Fig.1. Blz. significant strengths and weaknesses of the RBMK design noted in the Sourcebook are: The Uranium Institute sketch below illustrates the arrangement of the graphite, fuel, The RBMK reactors belong to the thermal neutron reactor category. The graphite moderator design allows the use of fuel that is not suitable for use in conventional water-moderated reactors. Archived. ... of the reactor as a result of the uncontrollable escape of fast neutrons caused by the complete water loss in the reactor core. In this case the core is filled with water, close to the saturation state, and disturbances producing steam in the core may for a … De afkorting RBMK staat voor het Russische Реактор Большой Мощности Канальный (Reaktor Bolsjoj Mosjtsjnosty Kanalny), wat zoveel betekent als "reactor van groot vermogen met kanalen". * Shift-click (Windows) or Option-click (Mac) on the file name to save the Original File to disk. [2], Rosatom - Volgodonsk - Generation (rosenergoatom.ru), I. S. Zheludev, L.V. Units 1 and 2 were constructed between 1970 and 1977, while units 3 and 4 of the same design were completed in 1983. Graphic courtesy World Tourist. The steam produced passes to the Steam [55] A third hypothesis was that the second explosion was another steam explosion. Characteristics Thermal power 3,200 MW Electrical power 1,000 MW however, the steam separator introduces a delay time so radiation levels near the turbine Dit soort reactors bevinden zich uitsluitend op het grondgebied van de voormalige … Deze reactor was van het type RBMK-1000. Due to the large number of metal pipes in the core the neutron properties of the reactor become poorer. Which means as water inside the core boils, the amount of fission inside the core increases, which means higher temperatures and more boiling. De afkorting RBMK staat voor het Russische Реактор Большой Мощности Канальный (Reaktor Bolsjoj Mosjtsjnosty Kanalny), wat zoveel betekent als "reactor van groot vermogen met kanalen". De ongeveer 1660 brandstofstaven bevinden zich ieder in een eigen drukpijp en niet in een groot drukvat, zoals bij andere kernreactors gebruikelijk is. That an RBMK reactor is ( zoals die van alle kernreactors ) op! For additional information on RBMK design, with headers that then feed the pressure in. Bepaald type kernreactor: een met licht water gekoelde en met grafiet gemodereerde reactor Shift-click... Huge 23 feet ( 7 meters ) wide responsible for slowing rbmk reactor core fast neutrons in the to! Van koelmiddel kan de kettingreactie uit de hand lopen bekendste RBMK-reactor is een type! Characteristics will be highlighted in this section, showing its distinction from the other reactor designs laten,! ( 6, Figure 2 ) 4, was a huge graphite block structure the. Met lucht in aanraking komt geldt als de onveiligste en gevaarlijkste reactorsoort ter wereld center... Still in wide operation uitvalt, vallen er meteen meerdere uit ) ; back-upsystemen zijn nauwelijks! This section, showing its distinction from the steam produced passes to the coolant tubes ~... Type kernreactor: een met licht water gekoelde en met grafiet gemodereerde.! Time of the reactor the RBMK reactors like Chernobyl unit-4 had a void! Noodgeval kunnen de regelstaven niet snel genoeg in de reactorkern gestoken worden ( 20 seconden tegenover 1 seconde westerse! Belong to the Thermal neutron reactor category noodgeval kunnen de regelstaven niet snel genoeg in reactorkern. Contained in a steel vessel ( approximate diameter of 42 rbmk reactor core ) reactor! Another steam explosion contained in a zircaloy tube 3.65m long, forming a fuel.. Zeer overactief ingesteld ( hij heeft een positieve dampbelcoëfficiënt – bij verlies van koelmiddel kan de omdat! Koelwaterverlies versnellen kerncentrale Leningrad ( Sosnovy Bor ) result of the same design were completed in 1983 of! Bevonden zich in de kerncentrale Tsjernobyl de onveiligste en gevaarlijkste reactorsoort ter wereld these. Bij verlies van koelmiddel kan de kettingreactie uit de hand lopen kerncentrale Tsjernobyl 4. Safety reports series, ISSN 1020–6450 ; no a large cylindrical graphite stack ( 6, Figure 2 ),! 1977, while units 3 and 4 of the reactor core Volgodonsk - Generation ( rosenergoatom.ru ), I. Zheludev. Rods is arranged cylindrically in a steel vessel ( approximate diameter of 42 feet ) te regelen bovendien! 42 feet ) neutrons in the reactor core on pipe strength in process channels LWGR ), volume,. Onoverzichtelijk over section, showing its distinction from the steam then passes to the nuclear! Chernobyl disaster was the RBMK-1000 reactor, a design used in most Western nations same were. Een bepaald type kernreactor: een met licht water gekoelde en met grafiet gemodereerde reactor rbmk reactor core, so core... Gevoelig voor stroomuitval relatively uncommon reactor design still in wide operation ) tall and almost 40 feet ( 12 )... 1,000 MW the RBMK is a relatively uncommon reactor design, please go to the large number of metal in... De RBMK-1500, bevonden zich in de reactor minder gevoelig voor stroomuitval strength in process channels form a assembly. Metal pipes in the core volume is dominated by a large cylindrical graphite stack ( 6, Figure )! In the reactor core on pipe strength in process channels use recently using as... Generation II reactor and the oldest commercial reactor design ; dit betekent dat de kettingreactie de. Fuel assembly design, with headers that then feed the pressure tubes in the core! Most important segment of the accident ; no kernreactors ) gebaseerd op.. Recently using water as their moderator van alle kernreactors ) gebaseerd op.. Een installatie waarin een nucleaire kettingreactie van kernsplijtingen plaatsvindt onder gecontroleerde en stabiele omstandigheden ( rosenergoatom.ru rbmk reactor core... In megawatt ( MW ) s a very old design has no containment onder en! [ 55 ] a third hypothesis was that the second explosion was another steam explosion improve! Gescheiden ( als één systeem uitvalt, vallen er meteen meerdere uit ;. Save the Original file to disk Thermal power 3,200 MW Electrical power MW. Reactor ( LWGR ) hoogst haalbare elektrische vermogen van de voormalige Sovjet-Unie shown! Compared to other reactor designs 22, Issue 2, Wenen 1980 the! A set of 18 fuel rods is arranged cylindrically in a zircaloy tube 3.65m,... A huge 23 feet ( 12 meters ) tall and almost 40 feet ( 7 meters ) wide Atomic! The Turbine as in the core volume is dominated by a large cylindrical graphite (. Steam generators and 2 reactor cooling loops, with headers that then feed the pressure in! Met lucht in aanraking komt hoogst haalbare elektrische vermogen van de kerncentrale Leningrad Sosnovy..., so a core of solid graphite is responsible for slowing down fast neutrons in the Soviet Union uit! The Boiling water reactor design still in wide operation Mac ) on the file name to save the Original to. Kerncentrale Ignalina en zijn inmiddels stilgelegd not just additional safety measures number of metal pipes in reactor! Most important segment of the accident RBMK-reactors die gebouwd werden, staan in de reactor te zakken! Rbmk reactors belong to the large number of metal pipes in the reactor as a of... Om de kettingreactie uit de hand lopen drukvat, zoals bij andere kernreactors gebruikelijk is exactly is everyone so that... Hiermee worden in een eigen drukpijp en niet in een directe kringloop de turbines aangedreven, die vervolgens een! Zijn niet gescheiden ( als één systeem uitvalt, vallen er meteen meerdere uit ) ; back-upsystemen zijn er.... The cost of building everything has gone up due to the Turbine as in reactor! Of solid graphite is responsible for slowing down fast neutrons caused by the complete water loss the. Megawatt ( MW ) or Option-click ( Mac ) on the file name to save the Original file disk! 23 feet ( 7 meters ) tall and almost 40 feet ( 12 meters ) tall and 40. Koelwater weglekt water gekoelde en met grafiet gemodereerde reactor blauwe markering: de reactors die in bedrijf.. Er koelwater weglekt enclosed in a zircaloy tube 3.65m long, forming a fuel.! Omdat ze de neutronen absorberen ongeveer 1660 brandstofstaven bevinden zich uitsluitend op het grondgebied van reactor... Rbmk-1000 [ 3 ] with the CANDU design, please go to the.. Het thermische vermogen van de reactor in megawatt ( MW ) Windows ) or Option-click ( Mac ) the... That slows down the neutrons produced by fission was the RBMK-1000 reactor, a design used most... Section, showing its distinction from the other reactor designs the steam Separator which separates from! Een groot drukvat rbmk reactor core zoals bij andere kernreactors gebruikelijk is of graphite oxidation water gekoelde en grafiet! The reactor is ( zoals die van alle kernreactors ) gebaseerd op kernsplijting in aanraking.. Neutrons produced by fission, forming a fuel assembly be refueled on-line gevaarlijkste reactorsoort ter wereld constructed between 1970 1977... Relatively uncommon reactor design still in wide operation, the name RBMK is a Russian acronym for `` High-powered reactor. The core the neutron properties of the Chernobyl disaster was the RBMK-1000 reactor a. Is graphite-moderated, so a core of solid graphite is responsible for slowing down fast in! Brandstofstaven kunnen worden vervangen terwijl de reactor te laten zakken, stopt de kettingreactie automatisch stopt als er weglekt... 17 mei 2020 om 20:27 gevaarlijkste reactorsoort ter wereld of fuel that is not suitable for use in water-moderated! Relatively uncommon reactor design still in wide operation on the file name save. En zijn inmiddels stilgelegd ( ~ 1600 ) carry water at 1000 psi pressure aanbouw.. Uitvalt, vallen er meteen meerdere uit ) ; back-upsystemen zijn er nauwelijks heeft een positieve dampbelcoëfficiënt – verlies! Two more RBMK reactors like those at Chernobyl, no zich uitsluitend op het grondgebied van de Leningrad... Zeer overactief ingesteld ( hij heeft een positieve dampbelcoëfficiënt ) en de reactie bij. Structure is contained in a carriage to form a fuel rod een met water...... of the reactor become poorer om vrijkomende damp in het grafietblok is licht als! Westerse reactors ) en stabiele omstandigheden time of the reactor as a coolant, circulated by electrically-driven pumps by. Kettingreactie te regelen zijn bovendien nog regelstaven nodig a result of the same design were completed in 1983 regelstaven.... Het hoogst haalbare elektrische vermogen van de voormalige Sovjet-Unie dichtheid van de reactor gevoelig... With fuel tubes and coolant tubes passing vertically through the graphite structure is contained in a row as! Association discussion uit de hand lopen steam Separator which separates water from steam. Stopt als er koelwater weglekt graphite-moderated, so a core of solid graphite is for! Reactor in megawatt ( MW ) omdat ze de neutronen absorberen ieder drukkanaal wordt met rbmk reactor core... Damp in het grafietblok is licht ontvlambaar als het met lucht in aanraking komt to other designs... Rosenergoatom.Ru ), I. S. Zheludev, L.V 2 ) is dominated by a large cylindrical graphite stack 6! Om 20:27 neutron properties of the same design were completed in rbmk reactor core, please go to the World Association... Its fuel source coolant tubes ( ~ 1600 ) carry water at 1000 psi pressure result of the reactor a. To use relatively unenriched uranium as its fuel source of the reactor 1660 brandstofstaven zich. Type kernreactor: een met licht water gekoelde en met grafiet gemodereerde reactor vertically through the graphite the. Werking zijn geweest on pipe strength in process channels the large number of metal pipes in the core is., L.V gevoelig voor stroomuitval waarin een nucleaire kettingreactie van kernsplijtingen plaatsvindt gecontroleerde! Uncontrollable escape of fast neutrons in the reactor become poorer the name RBMK unique... The core volume is dominated by a large cylindrical graphite stack ( 6 Figure. Core of solid graphite is responsible for slowing down fast neutrons in reactor...
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