{"id":"https://openalex.org/W2157834931","doi":"https://doi.org/10.1177/0959651812459303","title":"Accurate pressure control of a pneumatic actuator with a novel pulse width modulation\u2013sliding mode controller using a fast switching On/Off valve","display_name":"Accurate pressure control of a pneumatic actuator with a novel pulse width modulation\u2013sliding mode controller using a fast switching On/Off valve","publication_year":2012,"publication_date":"2012-11-06","ids":{"openalex":"https://openalex.org/W2157834931","doi":"https://doi.org/10.1177/0959651812459303","mag":"2157834931"},"language":"en","primary_location":{"id":"doi:10.1177/0959651812459303","is_oa":false,"landing_page_url":"https://doi.org/10.1177/0959651812459303","pdf_url":null,"source":{"id":"https://openalex.org/S4210196624","display_name":"Proceedings of the Institution of Mechanical Engineers Part I Journal of Systems and Control Engineering","issn_l":"0959-6518","issn":["0959-6518","2041-3041"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering","raw_type":"journal-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/A5056814845","display_name":"Babak Hejrati","orcid":"https://orcid.org/0000-0002-3134-8128"},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Babak Hejrati","raw_affiliation_strings":["Department of Mechanical Engineering, University of Utah, Salt Lake City, UT, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, University of Utah, Salt Lake City, UT, USA","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062981286","display_name":"Farid Najafi","orcid":"https://orcid.org/0000-0003-3083-0411"},"institutions":[{"id":"https://openalex.org/I80543232","display_name":"K.N.Toosi University of Technology","ror":"https://ror.org/0433abe34","country_code":"IR","type":"education","lineage":["https://openalex.org/I80543232"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Farid Najafi","raw_affiliation_strings":["Mechanical Engineering Faculty, K. N. Toosi University of Technology, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mechanical Engineering Faculty, K. N. Toosi University of Technology, Tehran, Iran","institution_ids":["https://openalex.org/I80543232"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5056814845"],"corresponding_institution_ids":["https://openalex.org/I223532165"],"apc_list":null,"apc_paid":null,"fwci":1.8143,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.86157214,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"227","issue":"2","first_page":"230","last_page":"242"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11372","display_name":"Hydraulic and Pneumatic Systems","score":1.0,"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/T11372","display_name":"Hydraulic and Pneumatic Systems","score":1.0,"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/T10675","display_name":"Mechanical Circulatory Support Devices","score":0.973800003528595,"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"}},{"id":"https://openalex.org/T10690","display_name":"Vibration Control and Rheological Fluids","score":0.9351999759674072,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/control-theory","display_name":"Control theory (sociology)","score":0.7913454174995422},{"id":"https://openalex.org/keywords/pneumatic-actuator","display_name":"Pneumatic actuator","score":0.7486355900764465},{"id":"https://openalex.org/keywords/actuator","display_name":"Actuator","score":0.6231160163879395},{"id":"https://openalex.org/keywords/pulse-width-modulation","display_name":"Pulse-width modulation","score":0.6179245114326477},{"id":"https://openalex.org/keywords/body-orifice","display_name":"Body orifice","score":0.615095317363739},{"id":"https://openalex.org/keywords/controller","display_name":"Controller (irrigation)","score":0.6044557094573975},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.5822623372077942},{"id":"https://openalex.org/keywords/control-valves","display_name":"Control valves","score":0.5250513553619385},{"id":"https://openalex.org/keywords/sliding-mode-control","display_name":"Sliding mode control","score":0.5190404057502747},{"id":"https://openalex.org/keywords/pressure-control","display_name":"Pressure control","score":0.49144089221954346},{"id":"https://openalex.org/keywords/flow-control-valve","display_name":"Flow control valve","score":0.4882202446460724},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.4817242920398712},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.4320790767669678},{"id":"https://openalex.org/keywords/pneumatic-flow-control","display_name":"Pneumatic flow control","score":0.42352136969566345},{"id":"https://openalex.org/keywords/control-engineering","display_name":"Control engineering","score":0.3898515999317169},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.337590754032135},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.2082047164440155},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11067607998847961},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.10927349328994751},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.10205423831939697},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.07165160775184631}],"concepts":[{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.7913454174995422},{"id":"https://openalex.org/C170401851","wikidata":"https://www.wikidata.org/wiki/Q1965061","display_name":"Pneumatic actuator","level":3,"score":0.7486355900764465},{"id":"https://openalex.org/C172707124","wikidata":"https://www.wikidata.org/wiki/Q423488","display_name":"Actuator","level":2,"score":0.6231160163879395},{"id":"https://openalex.org/C92746544","wikidata":"https://www.wikidata.org/wiki/Q585184","display_name":"Pulse-width modulation","level":3,"score":0.6179245114326477},{"id":"https://openalex.org/C194242075","wikidata":"https://www.wikidata.org/wiki/Q546776","display_name":"Body orifice","level":2,"score":0.615095317363739},{"id":"https://openalex.org/C203479927","wikidata":"https://www.wikidata.org/wiki/Q5165939","display_name":"Controller (irrigation)","level":2,"score":0.6044557094573975},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.5822623372077942},{"id":"https://openalex.org/C182043768","wikidata":"https://www.wikidata.org/wiki/Q1816388","display_name":"Control valves","level":2,"score":0.5250513553619385},{"id":"https://openalex.org/C36662352","wikidata":"https://www.wikidata.org/wiki/Q6008560","display_name":"Sliding mode control","level":3,"score":0.5190404057502747},{"id":"https://openalex.org/C2781153586","wikidata":"https://www.wikidata.org/wiki/Q7241717","display_name":"Pressure control","level":2,"score":0.49144089221954346},{"id":"https://openalex.org/C176180004","wikidata":"https://www.wikidata.org/wiki/Q356235","display_name":"Flow control valve","level":2,"score":0.4882202446460724},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.4817242920398712},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.4320790767669678},{"id":"https://openalex.org/C103578843","wikidata":"https://www.wikidata.org/wiki/Q1816388","display_name":"Pneumatic flow control","level":2,"score":0.42352136969566345},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.3898515999317169},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.337590754032135},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.2082047164440155},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11067607998847961},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.10927349328994751},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.10205423831939697},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.07165160775184631},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"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/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1177/0959651812459303","is_oa":false,"landing_page_url":"https://doi.org/10.1177/0959651812459303","pdf_url":null,"source":{"id":"https://openalex.org/S4210196624","display_name":"Proceedings of the Institution of Mechanical Engineers Part I Journal of Systems and Control Engineering","issn_l":"0959-6518","issn":["0959-6518","2041-3041"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.7900000214576721}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W115838139","https://openalex.org/W631853120","https://openalex.org/W1487127700","https://openalex.org/W1971108340","https://openalex.org/W1981494116","https://openalex.org/W1982550686","https://openalex.org/W1985577673","https://openalex.org/W1999173726","https://openalex.org/W2010232014","https://openalex.org/W2025830103","https://openalex.org/W2028828529","https://openalex.org/W2042931915","https://openalex.org/W2055125665","https://openalex.org/W2056118042","https://openalex.org/W2073826266","https://openalex.org/W2094301475","https://openalex.org/W2135316313","https://openalex.org/W2147518831","https://openalex.org/W2164930643","https://openalex.org/W2199259929","https://openalex.org/W2283832999","https://openalex.org/W2287528193","https://openalex.org/W2623660146","https://openalex.org/W3161486089"],"related_works":["https://openalex.org/W2375544543","https://openalex.org/W4380270807","https://openalex.org/W2797423495","https://openalex.org/W2358766271","https://openalex.org/W3021393141","https://openalex.org/W4390099680","https://openalex.org/W2731041209","https://openalex.org/W2745033318","https://openalex.org/W2157568659","https://openalex.org/W2652378360"],"abstract_inverted_index":{"Pressure":[0],"control":[1,88,187],"of":[2,33,41,49,82,120,128,136,141,149,155,188],"a":[3,14,22,37,76,159,166,171,182],"pneumatic":[4,34,43,65,129,189],"actuator":[5],"using":[6,96],"fast":[7],"switching":[8],"On/Off":[9,73,84],"valves":[10],"continues":[11],"to":[12,86,105,192],"remain":[13],"major":[15],"challenge":[16],"for":[17,71,78,164],"researchers.":[18],"This":[19],"article":[20],"proposes":[21],"novel":[23,172],"pulse":[24,173],"width":[25,174],"modulation\u2013sliding":[26,175],"mode":[27,176],"controller":[28,161,177],"that":[29,47,180],"improves":[30],"pressure":[31,55,186],"tracking":[32],"actuators.":[35],"First,":[36],"comprehensive":[38],"mathematical":[39],"model":[40,53,70,77],"the":[42,60,64,72,79,83,87,97,107,121,125,142,152,156,197],"system":[44],"was":[45,162],"developed":[46],"consists":[48],"several":[50],"submodels.":[51],"The":[52,110],"comprises":[54],"and":[56,75,99,114,144],"temperature":[57],"equations":[58,127],"describing":[59],"thermodynamic":[61,157],"process":[62],"inside":[63],"chamber,":[66],"an":[67],"orifice":[68],"flow":[69],"valve,":[74],"dynamic":[80],"response":[81],"valve":[85],"signal.":[89],"Second,":[90],"computer":[91],"simulations":[92],"were":[93,103],"carried":[94],"out":[95],"model,":[98],"then,":[100],"experimental":[101,115],"tests":[102],"performed":[104],"verify":[106],"simulation":[108,113],"results.":[109],"comparison":[111],"between":[112],"results":[116],"demonstrates":[117,181],"good":[118],"accuracy":[119],"presented":[122],"model.":[123],"Since":[124],"governing":[126],"systems":[130],"are":[131],"highly":[132],"nonlinear":[133],"in":[134,185],"terms":[135],"parametric":[137],"(including":[138],"discharge":[139],"coefficients":[140],"valve)":[143],"structural":[145],"uncertainties":[146],"(the":[147],"lack":[148],"knowledge":[150],"about":[151],"exact":[153],"type":[154],"process),":[158],"robust":[160],"designed":[163],"such":[165],"system.":[167],"In":[168],"this":[169],"study,":[170],"is":[178],"proposed":[179,194],"significant":[183],"improvement":[184],"actuators":[190],"compared":[191],"other":[193],"controllers":[195],"from":[196],"literature.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":4},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3}],"updated_date":"2026-05-05T06:06:40.768181","created_date":"2025-10-10T00:00:00"}