{"id":"https://openalex.org/W4312141047","doi":"https://doi.org/10.3390/e24121847","title":"Effect of Back Pressure on Performances and Key Geometries of the Second Stage in a Highly Coupled Two-Stage Ejector","display_name":"Effect of Back Pressure on Performances and Key Geometries of the Second Stage in a Highly Coupled Two-Stage Ejector","publication_year":2022,"publication_date":"2022-12-18","ids":{"openalex":"https://openalex.org/W4312141047","doi":"https://doi.org/10.3390/e24121847","pmid":"https://pubmed.ncbi.nlm.nih.gov/36554252"},"language":"en","primary_location":{"id":"doi:10.3390/e24121847","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e24121847","pdf_url":"https://www.mdpi.com/1099-4300/24/12/1847/pdf?version=1671604878","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1099-4300/24/12/1847/pdf?version=1671604878","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5009536585","display_name":"Jia Yan","orcid":"https://orcid.org/0000-0001-7674-176X"},"institutions":[{"id":"https://openalex.org/I1297991670","display_name":"Southwest University of Science and Technology","ror":"https://ror.org/04d996474","country_code":"CN","type":"education","lineage":["https://openalex.org/I1297991670"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jia Yan","raw_affiliation_strings":["School of Civil Engineering and Architecture, Southwest University of Science and Technology, Mianyang 621010, China"],"raw_orcid":"https://orcid.org/0000-0001-7674-176X","affiliations":[{"raw_affiliation_string":"School of Civil Engineering and Architecture, Southwest University of Science and Technology, Mianyang 621010, China","institution_ids":["https://openalex.org/I1297991670"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031724364","display_name":"Yuetong Shu","orcid":null},"institutions":[{"id":"https://openalex.org/I1297991670","display_name":"Southwest University of Science and Technology","ror":"https://ror.org/04d996474","country_code":"CN","type":"education","lineage":["https://openalex.org/I1297991670"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuetong Shu","raw_affiliation_strings":["School of Civil Engineering and Architecture, Southwest University of Science and Technology, Mianyang 621010, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Civil Engineering and Architecture, Southwest University of Science and Technology, Mianyang 621010, China","institution_ids":["https://openalex.org/I1297991670"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100337718","display_name":"Chen Wang","orcid":"https://orcid.org/0009-0007-3180-3067"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]},{"id":"https://openalex.org/I28407311","display_name":"University of Manchester","ror":"https://ror.org/027m9bs27","country_code":"GB","type":"education","lineage":["https://openalex.org/I28407311"]}],"countries":["CN","GB"],"is_corresponding":true,"raw_author_name":"Chen Wang","raw_affiliation_strings":["Department of Mechanical, Aerospace and Civil Engineering, University of Manchester, Manchester M13 9PL, UK","School of Control Science and Engineering, Shandong University, Jinan 250061, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical, Aerospace and Civil Engineering, University of Manchester, Manchester M13 9PL, UK","institution_ids":["https://openalex.org/I28407311"]},{"raw_affiliation_string":"School of Control Science and Engineering, Shandong University, Jinan 250061, China","institution_ids":["https://openalex.org/I154099455"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100337718"],"corresponding_institution_ids":["https://openalex.org/I154099455","https://openalex.org/I28407311"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":0.1989,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.46025636,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"24","issue":"12","first_page":"1847","last_page":"1847"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11529","display_name":"Refrigeration and Air Conditioning Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11529","display_name":"Refrigeration and Air Conditioning Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12139","display_name":"Advanced Thermodynamic Systems and Engines","score":0.9692999720573425,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13928","display_name":"Advanced Sensor Technologies Research","score":0.9660000205039978,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/nozzle","display_name":"Nozzle","score":0.9221481084823608},{"id":"https://openalex.org/keywords/injector","display_name":"Injector","score":0.8699778318405151},{"id":"https://openalex.org/keywords/stage","display_name":"Stage (stratigraphy)","score":0.6785556077957153},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.5584297776222229},{"id":"https://openalex.org/keywords/lift","display_name":"Lift (data mining)","score":0.5571035146713257},{"id":"https://openalex.org/keywords/mechanics","display_name":"Mechanics","score":0.5512611865997314},{"id":"https://openalex.org/keywords/thermodynamics","display_name":"Thermodynamics","score":0.24715125560760498},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.24689385294914246},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.10806295275688171},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.0893719494342804}],"concepts":[{"id":"https://openalex.org/C56200935","wikidata":"https://www.wikidata.org/wiki/Q250840","display_name":"Nozzle","level":2,"score":0.9221481084823608},{"id":"https://openalex.org/C135186712","wikidata":"https://www.wikidata.org/wiki/Q425705","display_name":"Injector","level":2,"score":0.8699778318405151},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.6785556077957153},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5584297776222229},{"id":"https://openalex.org/C139002025","wikidata":"https://www.wikidata.org/wiki/Q3001212","display_name":"Lift (data mining)","level":2,"score":0.5571035146713257},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.5512611865997314},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.24715125560760498},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.24689385294914246},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.10806295275688171},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0893719494342804},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/e24121847","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e24121847","pdf_url":"https://www.mdpi.com/1099-4300/24/12/1847/pdf?version=1671604878","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},{"id":"pmid:36554252","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/36554252","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:d7c94492cbb1477388edcfd6ba382142","is_oa":true,"landing_page_url":"https://doaj.org/article/d7c94492cbb1477388edcfd6ba382142","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,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy, Vol 24, Iss 12, p 1847 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1099-4300/24/12/1847/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/e24121847","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy; Volume 24; Issue 12; Pages: 1847","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:9777881","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9777881","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/e24121847","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e24121847","pdf_url":"https://www.mdpi.com/1099-4300/24/12/1847/pdf?version=1671604878","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.5400000214576721}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4312141047.pdf"},"referenced_works_count":36,"referenced_works":["https://openalex.org/W1974813999","https://openalex.org/W2049949600","https://openalex.org/W2081286381","https://openalex.org/W2434335622","https://openalex.org/W2489918022","https://openalex.org/W2499414038","https://openalex.org/W2889842768","https://openalex.org/W2910380672","https://openalex.org/W2939224519","https://openalex.org/W2991051182","https://openalex.org/W3002895205","https://openalex.org/W3047292248","https://openalex.org/W3096539949","https://openalex.org/W3097382183","https://openalex.org/W3106112375","https://openalex.org/W3118412855","https://openalex.org/W3118703865","https://openalex.org/W3136090120","https://openalex.org/W3183651733","https://openalex.org/W3196783010","https://openalex.org/W3199580860","https://openalex.org/W3209391780","https://openalex.org/W3215927033","https://openalex.org/W4200584780","https://openalex.org/W4205994767","https://openalex.org/W4281753396","https://openalex.org/W4283769505","https://openalex.org/W4291214365","https://openalex.org/W4292947442","https://openalex.org/W4294052465","https://openalex.org/W4296128894","https://openalex.org/W4296768830","https://openalex.org/W4296890608","https://openalex.org/W4297853393","https://openalex.org/W4304978783","https://openalex.org/W6803427645"],"related_works":["https://openalex.org/W2360206036","https://openalex.org/W2890654716","https://openalex.org/W2086347189","https://openalex.org/W3185353729","https://openalex.org/W2377901036","https://openalex.org/W4327773545","https://openalex.org/W2884606178","https://openalex.org/W3179160715","https://openalex.org/W2039157168","https://openalex.org/W63736100"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"for":[3,38],"a":[4],"highly":[5],"coupled":[6],"two-stage":[7,49,70,234],"ejector-based":[8],"cooling":[9],"cycle,":[10],"the":[11,20,29,36,39,48,54,57,60,65,69,81,84,88,91,98,101,106,110,115,121,125,131,134,138,142,151,155,159,162,170,180,186,188,198,201,207,211,216,222,228,233],"optimization":[12],"of":[13,19,28,41,47,56,59,68,83,93,100,105,109,120,133,137,154,161,169,182,185,190,197,210,221,232],"primary":[14,25,112],"nozzle":[15,26,85,135,166,183,194,218],"length":[16,102],"and":[17,103,158,165,193,205],"angle":[18,104],"second-stage":[21,111,122,156,171,199,202],"ejector":[22,50,71,123,172],"under":[23],"varied":[24],"diameters":[27],"second":[30,89,212,223],"stage":[31,213,224],"was":[32,51,72,176],"conducted":[33],"first.":[34],"Next,":[35],"evaluation":[37],"influence":[40,160,189],"variable":[42,61],"back":[43,62],"pressure":[44,63,116,143,229],"on":[45,64,173,200],"ER":[46,92,153,175],"performed.":[52],"Last,":[53],"identification":[55],"effect":[58],"key":[66],"geometries":[67],"carried":[73],"out.":[74],"The":[75],"results":[76],"revealed":[77],"that:":[78],"(1)":[79],"with":[80,97,130,179,227],"increase":[82,132,181],"diameter":[86,136,184],"at":[87],"stage,":[90],"both":[94],"stages":[95],"decreased":[96,214],"increases":[99],"converging":[107],"section":[108],"nozzle;":[113],"(2)":[114],"lift":[117,144,230],"ratio":[118,145,164,192,231],"range":[119],"in":[124],"critical":[126],"mode":[127],"gradually":[128],"increased":[129,146],"second-stage;":[139],"(3)":[140],"when":[141],"from":[147],"102%":[148],"to":[149],"106%,":[150],"peak":[152],"decreased,":[157],"area":[163,191],"exit":[167,195,219],"position":[168,196,220],"its":[174],"reduced;":[177],"(4)":[178],"second-stage,":[187],"performance":[203],"decreased;":[204],"(5)":[206],"optimal":[208,217],"AR":[209],"but":[215],"kept":[225],"constant":[226],"ejector.":[235]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-05-22T06:13:13.366637","created_date":"2025-10-10T00:00:00"}