{"id":"https://openalex.org/W2899078842","doi":"https://doi.org/10.1109/ccta.2018.8511605","title":"Development of an In-Cylinder Pressure Observer for Free-Piston Engines","display_name":"Development of an In-Cylinder Pressure Observer for Free-Piston Engines","publication_year":2018,"publication_date":"2018-08-01","ids":{"openalex":"https://openalex.org/W2899078842","doi":"https://doi.org/10.1109/ccta.2018.8511605","mag":"2899078842"},"language":"en","primary_location":{"id":"doi:10.1109/ccta.2018.8511605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ccta.2018.8511605","pdf_url":null,"source":{"id":"https://openalex.org/S4306498315","display_name":"2018 IEEE Conference on Control Technology and Applications (CCTA)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE Conference on Control Technology and Applications (CCTA)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5000027539","display_name":"Tom Kigezi","orcid":"https://orcid.org/0000-0001-6146-2389"},"institutions":[{"id":"https://openalex.org/I162608824","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656","country_code":"GB","type":"education","lineage":["https://openalex.org/I162608824"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Tom N. Kigezi","raw_affiliation_strings":["The Dynamics, University of Sussex, Falmer, Brighton, UK"],"affiliations":[{"raw_affiliation_string":"The Dynamics, University of Sussex, Falmer, Brighton, UK","institution_ids":["https://openalex.org/I162608824"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026075253","display_name":"J.F. Dunne","orcid":"https://orcid.org/0000-0002-5249-4036"},"institutions":[{"id":"https://openalex.org/I162608824","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656","country_code":"GB","type":"education","lineage":["https://openalex.org/I162608824"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Julian F. Dunne","raw_affiliation_strings":["The Dynamics, University of Sussex, Falmer, Brighton, UK"],"affiliations":[{"raw_affiliation_string":"The Dynamics, University of Sussex, Falmer, Brighton, UK","institution_ids":["https://openalex.org/I162608824"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5000027539"],"corresponding_institution_ids":["https://openalex.org/I162608824"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.22466096,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1564","last_page":"1569"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12139","display_name":"Advanced Thermodynamic Systems and Engines","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/T12139","display_name":"Advanced Thermodynamic Systems and Engines","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/T11372","display_name":"Hydraulic and Pneumatic Systems","score":0.9986000061035156,"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/T10117","display_name":"Advanced Combustion Engine Technologies","score":0.9980999827384949,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/observer","display_name":"Observer (physics)","score":0.8357313871383667},{"id":"https://openalex.org/keywords/piston","display_name":"Piston (optics)","score":0.6949671506881714},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.6104568839073181},{"id":"https://openalex.org/keywords/cylinder","display_name":"Cylinder","score":0.6058862209320068},{"id":"https://openalex.org/keywords/state-observer","display_name":"State observer","score":0.53611820936203},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.44004034996032715},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.41718408465385437},{"id":"https://openalex.org/keywords/pressure-measurement","display_name":"Pressure measurement","score":0.4140050411224365},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.32208356261253357},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.31827425956726074},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.18342584371566772},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11393290758132935},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.06873899698257446}],"concepts":[{"id":"https://openalex.org/C2780704645","wikidata":"https://www.wikidata.org/wiki/Q9251458","display_name":"Observer (physics)","level":2,"score":0.8357313871383667},{"id":"https://openalex.org/C199524791","wikidata":"https://www.wikidata.org/wiki/Q7198512","display_name":"Piston (optics)","level":3,"score":0.6949671506881714},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.6104568839073181},{"id":"https://openalex.org/C203311528","wikidata":"https://www.wikidata.org/wiki/Q34132","display_name":"Cylinder","level":2,"score":0.6058862209320068},{"id":"https://openalex.org/C3031470","wikidata":"https://www.wikidata.org/wiki/Q818544","display_name":"State observer","level":3,"score":0.53611820936203},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.44004034996032715},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.41718408465385437},{"id":"https://openalex.org/C80264047","wikidata":"https://www.wikidata.org/wiki/Q7424019","display_name":"Pressure measurement","level":2,"score":0.4140050411224365},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.32208356261253357},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.31827425956726074},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.18342584371566772},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11393290758132935},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.06873899698257446},{"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/C165699331","wikidata":"https://www.wikidata.org/wiki/Q461533","display_name":"Wavefront","level":2,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ccta.2018.8511605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ccta.2018.8511605","pdf_url":null,"source":{"id":"https://openalex.org/S4306498315","display_name":"2018 IEEE Conference on Control Technology and Applications (CCTA)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE Conference on Control Technology and Applications (CCTA)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.7900000214576721,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W608630856","https://openalex.org/W1505102552","https://openalex.org/W1541458810","https://openalex.org/W1543464443","https://openalex.org/W1925402558","https://openalex.org/W1973393851","https://openalex.org/W1982617281","https://openalex.org/W1991082750","https://openalex.org/W2018851823","https://openalex.org/W2019097063","https://openalex.org/W2022753195","https://openalex.org/W2026264330","https://openalex.org/W2099065162","https://openalex.org/W2160456562","https://openalex.org/W2228600993","https://openalex.org/W2460951624","https://openalex.org/W2507921611","https://openalex.org/W2620478650","https://openalex.org/W3145783282","https://openalex.org/W3150139835","https://openalex.org/W6640390639"],"related_works":["https://openalex.org/W2073083821","https://openalex.org/W2375726860","https://openalex.org/W2090884093","https://openalex.org/W2049164056","https://openalex.org/W2360483032","https://openalex.org/W4313515093","https://openalex.org/W2394201814","https://openalex.org/W2544838361","https://openalex.org/W2315418312","https://openalex.org/W2501264310"],"abstract_inverted_index":{"Reconstruction":[0],"of":[1,108,128],"engine":[2],"in-cylinder":[3,27,41],"pressure":[4,28,42,105],"with":[5],"observers":[6],"in":[7,14,35,69],"conventional":[8],"engines":[9],"has":[10,91],"extensively":[11],"been":[12],"studied":[13],"the":[15,57,109],"literature.":[16],"The":[17,38,88,118],"subject":[18],"however":[19],"remains":[20],"unaddressed":[21],"for":[22,31,63,99],"Free-piston":[23],"Engines":[24],"(FPEs).":[25],"An":[26],"observer":[29,39,62,80,90,110,120],"suitable":[30,98],"FPEs":[32],"is":[33,85,111,121],"developed":[34,77],"this":[36],"paper.":[37],"reconstructs":[40],"from":[43],"measured":[44],"piston":[45],"position":[46],"and":[47,103,114],"net":[48],"heat":[49],"release":[50],"rate.":[51],"Observer":[52],"development":[53],"starts":[54],"by":[55,116],"examining":[56],"commonly":[58],"adopted":[59],"high":[60],"gain":[61],"nonlinear":[64],"systems,":[65],"showing":[66],"its":[67],"limitations":[68,84],"a":[70,92,125],"numerical":[71],"FPE":[72],"case":[73],"study.":[74],"A":[75],"newly":[76],"sliding":[78,129],"mode":[79,130],"that":[81],"overcomes":[82],"these":[83],"then":[86],"proposed.":[87],"proposed":[89,119],"finite-time":[93],"converging":[94],"error,":[95],"making":[96],"it":[97],"applications":[100],"requiring":[101],"accurate":[102],"real-time":[104],"estimation.":[106],"Effectiveness":[107],"analytically":[112],"proven":[113],"verified":[115],"simulation.":[117],"finally":[122],"generalized":[123],"into":[124],"large":[126],"family":[127],"observers.":[131]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}