{"id":"https://openalex.org/W2903384552","doi":"https://doi.org/10.1088/1757-899x/444/7/072002","title":"On LPG use at diesel engine: pollutant emissions level and cycle variability aspects","display_name":"On LPG use at diesel engine: pollutant emissions level and cycle variability aspects","publication_year":2018,"publication_date":"2018-11-29","ids":{"openalex":"https://openalex.org/W2903384552","doi":"https://doi.org/10.1088/1757-899x/444/7/072002","mag":"2903384552"},"language":"en","primary_location":{"id":"doi:10.1088/1757-899x/444/7/072002","doi":"https://doi.org/10.1088/1757-899x/444/7/072002","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1757-899x/444/7/072002","pdf_url":"https://iopscience.iop.org/article/10.1088/1757-899X/444/7/072002/pdf","source":{"id":"https://openalex.org/S4210189194","display_name":"IOP Conference Series Materials Science and Engineering","issn_l":"1757-8981","issn":["1757-8981","1757-899X"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Materials Science and Engineering","raw_type":"journal-article"},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://iopscience.iop.org/article/10.1088/1757-899X/444/7/072002/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048650761","display_name":"Liviu Nemoianu","orcid":"https://orcid.org/0009-0009-9556-2498","observed_orcids":["https://orcid.org/0009-0009-9556-2498"]},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"L Nemoianu","raw_affiliation_strings":["Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052681418","display_name":"Constantin Pan\u0103","orcid":"https://orcid.org/0000-0002-4629-6551","observed_orcids":["https://orcid.org/0000-0002-4629-6551"]},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"C Pana","raw_affiliation_strings":["Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011607126","display_name":"Niculae Negurescu","orcid":"https://orcid.org/0000-0003-3107-6836","observed_orcids":["https://orcid.org/0000-0003-3107-6836"]},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"N Negurescu","raw_affiliation_strings":["Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"middle","author":{"id":null,"display_name":"A Cernat","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":true,"raw_author_name":"A Cernat","raw_affiliation_strings":["Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037828588","display_name":"Dinu Fuiorescu","orcid":"https://orcid.org/0000-0001-6365-9847","observed_orcids":["https://orcid.org/0000-0001-6365-9847"]},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"D Fuiorescu","raw_affiliation_strings":["Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Thermotechnics, Engines, Thermical and Frigorific Equipment Department, University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109467449","display_name":"Cristian Nu\u0163u","orcid":"https://orcid.org/0000-0001-9085-6053","observed_orcids":["https://orcid.org/0000-0001-9085-6053"]},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"C Nutu","raw_affiliation_strings":["Automotive Engineering Department, University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Automotive Engineering Department, University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I61641377"],"apc_list":null,"apc_paid":null,"fwci":0.5148,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.55646817,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"444","issue":null,"first_page":"072002","last_page":"072002"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10117","display_name":"Advanced Combustion Engine Technologies","score":0.9746000170707703,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10117","display_name":"Advanced Combustion Engine Technologies","score":0.9746000170707703,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13990","display_name":"Engine and Fuel Emissions","score":0.021700000390410423,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/T12095","display_name":"Vehicle emissions and performance","score":0.0020000000949949026,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/liquefied-petroleum-gas","display_name":"liquefied petroleum gas","score":0.9290000200271606},{"id":"https://openalex.org/keywords/diesel-engines","display_name":"diesel engines","score":0.6830000281333923},{"id":"https://openalex.org/keywords/pollutant-emissions","display_name":"pollutant emissions","score":0.9049999713897705},{"id":"https://openalex.org/keywords/nox-emissions","display_name":"NOx emissions","score":0.9139999747276306},{"id":"https://openalex.org/keywords/hydrocarbon-emissions","display_name":"hydrocarbon emissions","score":0.9430000185966492},{"id":"https://openalex.org/keywords/soot-emissions","display_name":"soot emissions","score":0.8259999752044678},{"id":"https://openalex.org/keywords/co2-emissions","display_name":"CO2 emissions","score":0.7680000066757202},{"id":"https://openalex.org/keywords/mass-fraction-burned","display_name":"mass fraction burned","score":0.7400000095367432}],"concepts":[{"id":"https://openalex.org/C138171918","wikidata":"https://www.wikidata.org/wiki/Q38423","display_name":"Diesel fuel","level":2,"score":0.7635589838027954},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6595587134361267},{"id":"https://openalex.org/C3432839","wikidata":"https://www.wikidata.org/wiki/Q336041","display_name":"Diesel exhaust","level":3,"score":0.6444932222366333},{"id":"https://openalex.org/C2780804531","wikidata":"https://www.wikidata.org/wiki/Q174174","display_name":"Diesel engine","level":2,"score":0.6135685443878174},{"id":"https://openalex.org/C82685317","wikidata":"https://www.wikidata.org/wiki/Q19829510","display_name":"Pollutant","level":2,"score":0.5979014039039612},{"id":"https://openalex.org/C203032635","wikidata":"https://www.wikidata.org/wiki/Q20962970","display_name":"NOx","level":3,"score":0.5618156790733337},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.5189942717552185},{"id":"https://openalex.org/C129871844","wikidata":"https://www.wikidata.org/wiki/Q1134383","display_name":"Diesel particulate filter","level":3,"score":0.5115752816200256},{"id":"https://openalex.org/C105923489","wikidata":"https://www.wikidata.org/wiki/Q133235","display_name":"Combustion","level":2,"score":0.5032357573509216},{"id":"https://openalex.org/C2775925408","wikidata":"https://www.wikidata.org/wiki/Q13174856","display_name":"Soot","level":3,"score":0.4974518120288849},{"id":"https://openalex.org/C103206924","wikidata":"https://www.wikidata.org/wiki/Q285028","display_name":"Exhaust gas recirculation","level":3,"score":0.49107980728149414},{"id":"https://openalex.org/C169042556","wikidata":"https://www.wikidata.org/wiki/Q16246150","display_name":"Driving cycle","level":4,"score":0.47279685735702515},{"id":"https://openalex.org/C183762115","wikidata":"https://www.wikidata.org/wiki/Q345372","display_name":"Diesel exhaust fluid","level":4,"score":0.44370871782302856},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.3809813857078552},{"id":"https://openalex.org/C511840579","wikidata":"https://www.wikidata.org/wiki/Q12757","display_name":"Internal combustion engine","level":2,"score":0.3544699549674988},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2629324197769165},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.16192811727523804},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.05467000603675842},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C2776422217","wikidata":"https://www.wikidata.org/wiki/Q13629441","display_name":"Electric vehicle","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1088/1757-899x/444/7/072002","doi":"https://doi.org/10.1088/1757-899x/444/7/072002","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1757-899x/444/7/072002","pdf_url":"https://iopscience.iop.org/article/10.1088/1757-899X/444/7/072002/pdf","source":{"id":"https://openalex.org/S4210189194","display_name":"IOP Conference Series Materials Science and Engineering","issn_l":"1757-8981","issn":["1757-8981","1757-899X"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Materials Science and Engineering","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1088/1757-899x/444/7/072002","doi":"https://doi.org/10.1088/1757-899x/444/7/072002","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1757-899x/444/7/072002","pdf_url":"https://iopscience.iop.org/article/10.1088/1757-899X/444/7/072002/pdf","source":{"id":"https://openalex.org/S4210189194","display_name":"IOP Conference Series Materials Science and Engineering","issn_l":"1757-8981","issn":["1757-8981","1757-899X"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Materials Science and Engineering","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.821399986743927,"display_name":"Climate action","id":"https://metadata.un.org/sdg/13"},{"score":0.75,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"study_designs":[],"awards":[{"id":"https://openalex.org/G3811871095","display_name":null,"funder_award_id":"PN-III-P1-1.2-PCCDI-2017-0404","funder_id":"https://openalex.org/F4320323983","funder_display_name":"Unitatea Executiva pentru Finantarea Invatamantului Superior, a Cercetarii, Dezvoltarii si Inovarii"},{"id":"https://openalex.org/G4864199281","display_name":null,"funder_award_id":"PN- III -P1-1","funder_id":"https://openalex.org/F4320323983","funder_display_name":"Unitatea Executiva pentru Finantarea Invatamantului Superior, a Cercetarii, Dezvoltarii si Inovarii"},{"id":"https://openalex.org/G6515124215","display_name":null,"funder_award_id":"PN-III-P1","funder_id":"https://openalex.org/F4320323983","funder_display_name":"Unitatea Executiva pentru Finantarea Invatamantului Superior, a Cercetarii, Dezvoltarii si Inovarii"},{"id":"https://openalex.org/G788691142","display_name":null,"funder_award_id":"PN-III-P1-1.2-PCCDI","funder_id":"https://openalex.org/F4320323983","funder_display_name":"Unitatea Executiva pentru Finantarea Invatamantului Superior, a Cercetarii, Dezvoltarii si Inovarii"}],"funders":[{"id":"https://openalex.org/F4320323983","display_name":"Unitatea Executiva pentru Finantarea Invatamantului Superior, a Cercetarii, Dezvoltarii si Inovarii","ror":"https://ror.org/01q7jq182"},{"id":"https://openalex.org/F4320336189","display_name":"Colegiul Consultativ pentru Cercetare-Dezvoltare \u015fi Inovare","ror":"https://ror.org/03mc0m715"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2903384552.pdf","grobid_xml":"https://content.openalex.org/works/W2903384552.grobid-xml"},"referenced_works_count":6,"referenced_works":["https://openalex.org/W1987313609","https://openalex.org/W2078073910","https://openalex.org/W2102559084","https://openalex.org/W3164035397","https://openalex.org/W4205691162","https://openalex.org/W4246710274"],"related_works":["https://openalex.org/W2729885203","https://openalex.org/W2548008805","https://openalex.org/W2312554221","https://openalex.org/W2031930020","https://openalex.org/W2903494159","https://openalex.org/W2893404883","https://openalex.org/W4294760701","https://openalex.org/W2513391803","https://openalex.org/W57287205","https://openalex.org/W2279377510"],"abstract_inverted_index":{"The":[0,22,49],"pollutant":[1],"emissions":[2,23],"and":[3,41,57,79],"the":[4,74,83],"combustion":[5],"cycle":[6],"variability":[7],"of":[8,53,59,82],"a":[9],"K9K":[10],"diesel":[11,17,69,84],"engine":[12],"fuelled":[13],"with":[14,26,32,36,42],"LPG":[15,47],"by":[16],"gas":[18],"method":[19],"are":[20],"analyzed.":[21],"level":[24],"decreases":[25],"42%":[27],"for":[28,34,38,44,51],"NO":[29],"X":[30],",":[31],"63%":[33],"HC,":[35],"35%":[37],"CO":[39],"2":[40],"30%":[43],"soot":[45],"at":[46],"fuelling.":[48],"COV's":[50],"angles":[52],"5%,":[54],"10%,":[55],"50%":[56],"90%":[58],"mass":[60],"fraction":[61],"burned":[62],"present":[63],"bigger":[64],"values":[65],"comparative":[66],"to":[67],"classic":[68],"engines,":[70],"but":[71],"don't":[72],"exceed":[73],"limits":[75],"that":[76],"provide":[77],"reliability":[78],"normal":[80],"drive-ability":[81],"engine.":[85]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2018-12-11T00:00:00"}