{"id":"https://openalex.org/W4408908429","doi":"https://doi.org/10.15276/opu.2.70.2024.07","title":"ASSESSMENT OF STABILITY OF NATURAL CIRCULATION IN THE FIRST CIRCUIT OF SMALL MODULAR REACTORS","display_name":"ASSESSMENT OF STABILITY OF NATURAL CIRCULATION IN THE FIRST CIRCUIT OF SMALL MODULAR REACTORS","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4408908429","doi":"https://doi.org/10.15276/opu.2.70.2024.07"},"language":"en","primary_location":{"id":"doi:10.15276/opu.2.70.2024.07","doi":"https://doi.org/10.15276/opu.2.70.2024.07","is_oa":true,"landing_page_url":"https://doi.org/10.15276/opu.2.70.2024.07","pdf_url":"https://pratsi.op.edu.ua/index.php/pratsi/article/download/472/463/1402","source":{"id":"https://openalex.org/S2739417603","display_name":"Odes\u2019kyi Politechnichnyi Universytet Pratsi","issn_l":"2076-2429","issn":["2076-2429","2223-3814"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","erih-plus"],"host_organization":"https://openalex.org/P4310321467","host_organization_name":"Odesa National Polytechnic University","host_organization_lineage":["https://openalex.org/P4310321467"],"host_organization_lineage_names":["Odesa National Polytechnic University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Odes\u2019kyi Politechnichnyi Universytet Pratsi","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://pratsi.op.edu.ua/index.php/pratsi/article/download/472/463/1402","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"V. Kovalchuk","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I40179345","display_name":"Odes\u0430 Polytechnic National University","ror":"https://ror.org/05xaz0w84","country_code":"UA","type":"education","lineage":["https://openalex.org/I40179345"]}],"countries":["UA"],"is_corresponding":false,"raw_author_name":"V. Kovalchuk","raw_affiliation_strings":["Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;","institution_ids":["https://openalex.org/I40179345"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089603450","display_name":"\u0418\u0433\u043e\u0440\u044c \u041b\u0435\u043e\u043d\u0438\u0434\u043e\u0432\u0438\u0447 \u041a\u043e\u0437\u043b\u043e\u0432","orcid":"https://orcid.org/0000-0003-0435-6373","observed_orcids":["https://orcid.org/0000-0003-0435-6373"]},"institutions":[{"id":"https://openalex.org/I40179345","display_name":"Odes\u0430 Polytechnic National University","ror":"https://ror.org/05xaz0w84","country_code":"UA","type":"education","lineage":["https://openalex.org/I40179345"]}],"countries":["UA"],"is_corresponding":false,"raw_author_name":"I. Kozlov","raw_affiliation_strings":["Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;","institution_ids":["https://openalex.org/I40179345"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081643583","display_name":"O. Chulkin","orcid":"https://orcid.org/0000-0001-5048-4515","observed_orcids":["https://orcid.org/0000-0001-5048-4515"]},"institutions":[{"id":"https://openalex.org/I40179345","display_name":"Odes\u0430 Polytechnic National University","ror":"https://ror.org/05xaz0w84","country_code":"UA","type":"education","lineage":["https://openalex.org/I40179345"]}],"countries":["UA"],"is_corresponding":false,"raw_author_name":"O. Chulkin","raw_affiliation_strings":["Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;","institution_ids":["https://openalex.org/I40179345"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007666225","display_name":"Kostiantyn Karchev","orcid":"https://orcid.org/0000-0002-2666-1814","observed_orcids":["https://orcid.org/0000-0002-2666-1814"]},"institutions":[{"id":"https://openalex.org/I40179345","display_name":"Odes\u0430 Polytechnic National University","ror":"https://ror.org/05xaz0w84","country_code":"UA","type":"education","lineage":["https://openalex.org/I40179345"]}],"countries":["UA"],"is_corresponding":false,"raw_author_name":"K. Karchev","raw_affiliation_strings":["Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;","institution_ids":["https://openalex.org/I40179345"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5116550089","display_name":"Viacheslav Miliev","orcid":"https://orcid.org/0009-0000-2289-2490","observed_orcids":["https://orcid.org/0009-0000-2289-2490"]},"institutions":[{"id":"https://openalex.org/I40179345","display_name":"Odes\u0430 Polytechnic National University","ror":"https://ror.org/05xaz0w84","country_code":"UA","type":"education","lineage":["https://openalex.org/I40179345"]}],"countries":["UA"],"is_corresponding":false,"raw_author_name":"V. Miliev","raw_affiliation_strings":["Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Odessa Polytechnic National University , Shevchenko Ave. 1 , Odesa , Ukraine, 65044 ;","institution_ids":["https://openalex.org/I40179345"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I40179345"],"apc_list":{"value":15,"currency":"EUR","value_usd":16},"apc_paid":{"value":15,"currency":"EUR","value_usd":16},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2","issue":"70","first_page":"55","last_page":"55"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12560","display_name":"Nuclear Engineering Thermal-Hydraulics","score":0.9843999743461609,"subfield":{"id":"https://openalex.org/subfields/2104","display_name":"Nuclear Energy and Engineering"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12560","display_name":"Nuclear Engineering Thermal-Hydraulics","score":0.9843999743461609,"subfield":{"id":"https://openalex.org/subfields/2104","display_name":"Nuclear Energy and Engineering"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10597","display_name":"Nuclear reactor physics and engineering","score":0.014499999582767487,"subfield":{"id":"https://openalex.org/subfields/2104","display_name":"Nuclear Energy and Engineering"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13856","display_name":"Advanced Power Generation Technologies","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2102","display_name":"Energy Engineering and Power Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/small-modular-reactors","display_name":"small modular reactors","score":0.925000011920929},{"id":"https://openalex.org/keywords/natural-circulation","display_name":"natural circulation","score":0.9810000061988831},{"id":"https://openalex.org/keywords/driving-pressure","display_name":"driving pressure","score":0.8679999709129333},{"id":"https://openalex.org/keywords/flow-resistance","display_name":"flow resistance","score":0.906000018119812},{"id":"https://openalex.org/keywords/steam-generator","display_name":"steam generator","score":0.6489999890327454},{"id":"https://openalex.org/keywords/force-balance","display_name":"force balance","score":0.37299999594688416},{"id":"https://openalex.org/keywords/closed-loop-circulation","display_name":"closed-loop circulation","score":0.414000004529953},{"id":"https://openalex.org/keywords/nuclear-facility-safety","display_name":"nuclear facility safety","score":0.48899999260902405}],"concepts":[{"id":"https://openalex.org/C2780113671","wikidata":"https://www.wikidata.org/wiki/Q3285020","display_name":"Natural circulation","level":2,"score":0.876827597618103},{"id":"https://openalex.org/C101468663","wikidata":"https://www.wikidata.org/wiki/Q1620158","display_name":"Modular design","level":2,"score":0.6819589138031006},{"id":"https://openalex.org/C11111821","wikidata":"https://www.wikidata.org/wiki/Q205880","display_name":"Circulation (fluid dynamics)","level":2,"score":0.6199418902397156},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.4847942888736725},{"id":"https://openalex.org/C2776608160","wikidata":"https://www.wikidata.org/wiki/Q4785462","display_name":"Natural (archaeology)","level":2,"score":0.46003398299217224},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.40997079014778137},{"id":"https://openalex.org/C116915560","wikidata":"https://www.wikidata.org/wiki/Q83504","display_name":"Nuclear engineering","level":1,"score":0.3501071333885193},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2765428423881531},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22375133633613586},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.12064856290817261},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.1159517765045166},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.15276/opu.2.70.2024.07","doi":"https://doi.org/10.15276/opu.2.70.2024.07","is_oa":true,"landing_page_url":"https://doi.org/10.15276/opu.2.70.2024.07","pdf_url":"https://pratsi.op.edu.ua/index.php/pratsi/article/download/472/463/1402","source":{"id":"https://openalex.org/S2739417603","display_name":"Odes\u2019kyi Politechnichnyi Universytet Pratsi","issn_l":"2076-2429","issn":["2076-2429","2223-3814"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","erih-plus"],"host_organization":"https://openalex.org/P4310321467","host_organization_name":"Odesa National Polytechnic University","host_organization_lineage":["https://openalex.org/P4310321467"],"host_organization_lineage_names":["Odesa National Polytechnic University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Odes\u2019kyi Politechnichnyi Universytet Pratsi","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:3c8e8efbd9fc4b6f928bafc32f9baeef","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/3c8e8efbd9fc4b6f928bafc32f9baeef","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Trudy Odesskogo Politehni\u010deskogo Universiteta, Iss 2(70) (2024)","raw_type":"article"},{"id":"pmh:oai:doaj.org/article:9075e80b9334453dbd4231a78f4a19fb","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/9075e80b9334453dbd4231a78f4a19fb","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Trudy Odesskogo Politehni\u010deskogo Universiteta, Iss 2(70) (2024)","raw_type":"article"},{"id":"pmh:oai:doaj.org/article:a2e63a7627e44b62a40baab4f47480be","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/a2e63a7627e44b62a40baab4f47480be","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Trudy Odesskogo Politehni\u010deskogo Universiteta, Iss 2(70) (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.15276/opu.2.70.2024.07","doi":"https://doi.org/10.15276/opu.2.70.2024.07","is_oa":true,"landing_page_url":"https://doi.org/10.15276/opu.2.70.2024.07","pdf_url":"https://pratsi.op.edu.ua/index.php/pratsi/article/download/472/463/1402","source":{"id":"https://openalex.org/S2739417603","display_name":"Odes\u2019kyi Politechnichnyi Universytet Pratsi","issn_l":"2076-2429","issn":["2076-2429","2223-3814"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","erih-plus"],"host_organization":"https://openalex.org/P4310321467","host_organization_name":"Odesa National Polytechnic University","host_organization_lineage":["https://openalex.org/P4310321467"],"host_organization_lineage_names":["Odesa National Polytechnic University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Odes\u2019kyi Politechnichnyi Universytet Pratsi","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.75,"display_name":"Affordable and clean energy"},{"id":"https://metadata.un.org/sdg/9","score":0.5378999710083008,"display_name":"Industry, innovation and infrastructure"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4408908429.pdf","grobid_xml":"https://content.openalex.org/works/W4408908429.grobid-xml"},"referenced_works_count":2,"referenced_works":["https://openalex.org/W4382246856","https://openalex.org/W4393905679"],"related_works":["https://openalex.org/W7202268452","https://openalex.org/W7118049519","https://openalex.org/W4288609538","https://openalex.org/W4416540375","https://openalex.org/W2621023853","https://openalex.org/W2408578670","https://openalex.org/W3210567775","https://openalex.org/W2262190486","https://openalex.org/W2649151653","https://openalex.org/W3003774767"],"abstract_inverted_index":{"The":[0,39,101,138,170,196,270,298],"work":[1],"contains":[2],"the":[3,6,9,12,18,27,33,36,42,47,56,64,72,90,109,116,126,132,135,143,147,153,161,165,174,190,200,214,218,227,245,248,253,256,259,263,273,276,280,288,308,311],"results":[4,271],"of":[5,8,11,17,29,32,35,41,49,59,85,93,98,104,111,118,128,131,146,149,164,173,186,199,209,213,217,247,255,262,272,278,282,284,290,307,310,324],"study":[7,43,274],"influence":[10],"architecture":[13,257,309],"and":[14,68,121,178,223,258,314,321],"operating":[15,119,260,268,316,336],"parameters":[16,254,317],"water-based":[19],"modular":[20,61,105,332],"reactor":[21,62,80,166],"plant":[22,167],"on":[23,142,152],"its":[24,315],"functioning":[25],"in":[26,55,134,155,226,294,328],"mode":[28],"natural":[30,52,129,237,292,334],"circulation":[31,53,130,238,293,342],"coolant":[34,133],"first":[37,57,136],"circuit.":[38,137],"purpose":[40],"is":[44,140,160,241],"to":[45,88,125,233,243,286,318],"assess":[46,287],"possibility":[48,110,289],"organizing":[50,291],"a":[51,60,156,184,206,235,295,301,325],"regime":[54],"circuit":[58,175,228,343],"with":[63,95,108],"given":[65],"structure,":[66],"geometry":[67],"thermal":[69],"parameters.":[70],"In":[71],"world,":[73],"there":[74],"are":[75],"more":[76],"than":[77],"50":[78],"low-power":[79],"projects":[81],"at":[82],"various":[83],"stages":[84],"development,":[86],"designed":[87],"meet":[89],"energy":[91,201],"needs":[92],"regions":[94],"different":[96],"levels":[97],"resource":[99],"availability.":[100],"expected":[102],"advantages":[103],"designs,":[106],"along":[107],"their":[112,187],"serial":[113],"production,":[114],"include":[115],"flexibility":[117],"modes":[120],"increased":[122],"safety":[123],"due":[124],"use":[127],"methodology":[139,302],"based":[141],"classical":[144],"principles":[145],"balance":[148,283],"forces":[150,285],"acting":[151],"system":[154],"steady":[157],"state,":[158],"which":[159,265],"closed":[162,296],"loop":[163],"during":[168],"operation.":[169],"necessary":[171,242],"characteristics":[172,261],"components":[176],"(reactor":[177],"steam":[179],"generator)":[180],"were":[181],"obtained":[182,204],"as":[183],"result":[185],"calculations":[188],"for":[189,303],"selected":[191],"basic":[192],"module":[193,313],"SMR":[194],"160.":[195],"technological":[197],"structure":[198,246],"facility":[202,327],"was":[203],"by":[205,250],"large-scale":[207],"analysis":[208,306],"illustrative":[210],"materials.":[211],"Comparison":[212],"calculated":[215],"values":[216],"driving":[219,338],"pressure":[220],"(19412":[221],"Pa)":[222,230],"total":[224],"losses":[225],"(27302":[229],"showed":[231],"that":[232],"organize":[234],"stable":[236],"mode,":[239,337],"it":[240],"optimize":[244],"installation":[249],"jointly":[251],"varying":[252],"circuit,":[264],"ensures":[266],"flexible":[267],"modes.":[269],"confirmed":[275],"feasibility":[277],"applying":[279],"principle":[281],"loop.":[297],"paper":[299],"proposes":[300],"pre-design":[304],"joint":[305],"power":[312],"ensure":[319],"reliable":[320],"safe":[322],"operation":[323],"nuclear":[326],"autonomous":[329],"conditions.":[330],"Keywords:":[331],"reactors,":[333],"circulation,":[335],"pressure,":[339],"hydraulic":[340],"resistance,":[341]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2025-03-28T00:00:00"}
