{"id":"https://openalex.org/W3120018191","doi":"https://doi.org/10.1109/access.2021.3050546","title":"Transformerless High Step-Up DC-DC Converter With Low Voltage Stress for Fuel Cells","display_name":"Transformerless High Step-Up DC-DC Converter With Low Voltage Stress for Fuel Cells","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3120018191","doi":"https://doi.org/10.1109/access.2021.3050546","mag":"3120018191"},"language":"en","primary_location":{"id":"doi:10.1109/access.2021.3050546","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3050546","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09319004.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09319004.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101638143","display_name":"Jiawei Zhao","orcid":"https://orcid.org/0000-0002-0220-6614"},"institutions":[{"id":"https://openalex.org/I108688024","display_name":"Qingdao University","ror":"https://ror.org/021cj6z65","country_code":"CN","type":"education","lineage":["https://openalex.org/I108688024"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiawei Zhao","raw_affiliation_strings":["College of Electrical Engineering, Qingdao University, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0002-0220-6614","affiliations":[{"raw_affiliation_string":"College of Electrical Engineering, Qingdao University, Qingdao, China","institution_ids":["https://openalex.org/I108688024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020245198","display_name":"Daolian Chen","orcid":"https://orcid.org/0000-0001-5098-291X"},"institutions":[{"id":"https://openalex.org/I108688024","display_name":"Qingdao University","ror":"https://ror.org/021cj6z65","country_code":"CN","type":"education","lineage":["https://openalex.org/I108688024"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Daolian Chen","raw_affiliation_strings":["College of Electrical Engineering, Qingdao University, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0001-5098-291X","affiliations":[{"raw_affiliation_string":"College of Electrical Engineering, Qingdao University, Qingdao, China","institution_ids":["https://openalex.org/I108688024"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032530861","display_name":"Jiahui Jiang","orcid":"https://orcid.org/0000-0003-0306-3448"},"institutions":[{"id":"https://openalex.org/I108688024","display_name":"Qingdao University","ror":"https://ror.org/021cj6z65","country_code":"CN","type":"education","lineage":["https://openalex.org/I108688024"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiahui Jiang","raw_affiliation_strings":["College of Electrical Engineering, Qingdao University, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0003-0306-3448","affiliations":[{"raw_affiliation_string":"College of Electrical Engineering, Qingdao University, Qingdao, China","institution_ids":["https://openalex.org/I108688024"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I108688024"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":3.4421,"has_fulltext":true,"cited_by_count":46,"citation_normalized_percentile":{"value":0.93004253,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"9","issue":null,"first_page":"10228","last_page":"10238"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10175","display_name":"Advanced DC-DC Converters","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10175","display_name":"Advanced DC-DC Converters","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10228","display_name":"Multilevel Inverters and Converters","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10361","display_name":"Silicon Carbide Semiconductor Technologies","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/boost-converter","display_name":"Boost converter","score":0.7616143226623535},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.5983550548553467},{"id":"https://openalex.org/keywords/forward-converter","display_name":"Forward converter","score":0.5635407567024231},{"id":"https://openalex.org/keywords/high-voltage","display_name":"High voltage","score":0.5542327165603638},{"id":"https://openalex.org/keywords/low-voltage","display_name":"Low voltage","score":0.5080530643463135},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.48541221022605896},{"id":"https://openalex.org/keywords/stress","display_name":"Stress (linguistics)","score":0.47853145003318787},{"id":"https://openalex.org/keywords/\u0107uk-converter","display_name":"\u0106uk converter","score":0.4592324495315552},{"id":"https://openalex.org/keywords/buck\u2013boost-converter","display_name":"Buck\u2013boost converter","score":0.4477781653404236},{"id":"https://openalex.org/keywords/charge-pump","display_name":"Charge pump","score":0.4432280659675598},{"id":"https://openalex.org/keywords/duty-cycle","display_name":"Duty cycle","score":0.4329180121421814},{"id":"https://openalex.org/keywords/flyback-converter","display_name":"Flyback converter","score":0.421223521232605},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4201752841472626},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4175446629524231},{"id":"https://openalex.org/keywords/diode","display_name":"Diode","score":0.41710662841796875},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4165303111076355},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.36484208703041077},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3535177707672119},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.3011570870876312},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2669714093208313},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.16321930289268494}],"concepts":[{"id":"https://openalex.org/C78336795","wikidata":"https://www.wikidata.org/wiki/Q760134","display_name":"Boost converter","level":3,"score":0.7616143226623535},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.5983550548553467},{"id":"https://openalex.org/C55118286","wikidata":"https://www.wikidata.org/wiki/Q634739","display_name":"Forward converter","level":4,"score":0.5635407567024231},{"id":"https://openalex.org/C88182573","wikidata":"https://www.wikidata.org/wiki/Q1139740","display_name":"High voltage","level":3,"score":0.5542327165603638},{"id":"https://openalex.org/C128624480","wikidata":"https://www.wikidata.org/wiki/Q1504817","display_name":"Low voltage","level":3,"score":0.5080530643463135},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.48541221022605896},{"id":"https://openalex.org/C21036866","wikidata":"https://www.wikidata.org/wiki/Q181767","display_name":"Stress (linguistics)","level":2,"score":0.47853145003318787},{"id":"https://openalex.org/C100329506","wikidata":"https://www.wikidata.org/wiki/Q336439","display_name":"\u0106uk converter","level":4,"score":0.4592324495315552},{"id":"https://openalex.org/C42043438","wikidata":"https://www.wikidata.org/wiki/Q1671740","display_name":"Buck\u2013boost converter","level":4,"score":0.4477781653404236},{"id":"https://openalex.org/C114825011","wikidata":"https://www.wikidata.org/wiki/Q440704","display_name":"Charge pump","level":4,"score":0.4432280659675598},{"id":"https://openalex.org/C199822604","wikidata":"https://www.wikidata.org/wiki/Q557120","display_name":"Duty cycle","level":3,"score":0.4329180121421814},{"id":"https://openalex.org/C103303742","wikidata":"https://www.wikidata.org/wiki/Q1293595","display_name":"Flyback converter","level":4,"score":0.421223521232605},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4201752841472626},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4175446629524231},{"id":"https://openalex.org/C78434282","wikidata":"https://www.wikidata.org/wiki/Q11656","display_name":"Diode","level":2,"score":0.41710662841796875},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4165303111076355},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.36484208703041077},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3535177707672119},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.3011570870876312},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2669714093208313},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16321930289268494},{"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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2021.3050546","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3050546","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09319004.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:51a103242df3471aba0852877cf4c61d","is_oa":true,"landing_page_url":"https://doaj.org/article/51a103242df3471aba0852877cf4c61d","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":"IEEE Access, Vol 9, Pp 10228-10238 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2021.3050546","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3050546","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09319004.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8899999856948853,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G799779236","display_name":"\u65b0\u80fd\u6e90\u96c6\u6210\u53d1\u7535\u7cfb\u7edf\u5173\u952e\u6280\u672f\u57fa\u7840\u7814\u7a76","funder_award_id":"51537001","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3120018191.pdf","grobid_xml":"https://content.openalex.org/works/W3120018191.grobid-xml"},"referenced_works_count":28,"referenced_works":["https://openalex.org/W1983309199","https://openalex.org/W1988410441","https://openalex.org/W2046121210","https://openalex.org/W2082491112","https://openalex.org/W2094650790","https://openalex.org/W2107792015","https://openalex.org/W2146432363","https://openalex.org/W2152251954","https://openalex.org/W2163249443","https://openalex.org/W2169162829","https://openalex.org/W2394729987","https://openalex.org/W2467548075","https://openalex.org/W2515895669","https://openalex.org/W2538204197","https://openalex.org/W2548807801","https://openalex.org/W2720576935","https://openalex.org/W2762576221","https://openalex.org/W2786091483","https://openalex.org/W2790860890","https://openalex.org/W2794359905","https://openalex.org/W2885662602","https://openalex.org/W2924468811","https://openalex.org/W2944180940","https://openalex.org/W2954787699","https://openalex.org/W2967441216","https://openalex.org/W2978083860","https://openalex.org/W3020274737","https://openalex.org/W3026748251"],"related_works":["https://openalex.org/W2061154986","https://openalex.org/W2783344684","https://openalex.org/W2588047361","https://openalex.org/W1497563151","https://openalex.org/W1539693063","https://openalex.org/W3008689990","https://openalex.org/W3214460120","https://openalex.org/W2501890988","https://openalex.org/W2126740233","https://openalex.org/W2162727408"],"abstract_inverted_index":{"Conventional":[0],"dc-dc":[1,20],"boost":[2,6,129],"converter":[3,21,101],"has":[4],"limited":[5],"capacity,":[7],"and":[8,27,55,63,80,86,113,127],"its":[9,94],"power":[10,116],"device":[11,29],"suffers":[12],"high":[13,24],"voltage":[14,30,48,58,112],"stress.":[15],"A":[16],"novel":[17],"hybrid":[18],"Z-source":[19],"featured":[22],"with":[23,38,106],"step-up":[25],"capability":[26],"low":[28],"stress":[31],"is":[32,74,117],"proposed":[33,43,85,100,133],"in":[34,119],"this":[35],"article.":[36],"Compared":[37],"the":[39,42,51,57,61,66,71,84,99,120,125,128,132],"basic":[40],"structure,":[41],"topology":[44],"can":[45],"achieve":[46],"higher":[47],"gain":[49],"under":[50,65],"same":[52,67],"duty":[53,72],"ratio,":[54],"reduce":[56],"stresses":[59],"on":[60],"switch":[62],"diode":[64],"output":[68,111,115],"condition.":[69],"Moreover,":[70],"ratio":[73],"not":[75],"limited.":[76],"The":[77],"detailed":[78],"analysis":[79,126],"a":[81,103],"comparison":[82],"considering":[83],"other":[87],"structures":[88],"are":[89],"also":[90],"presented,":[91],"which":[92],"confirms":[93],"unique":[95],"advantages.":[96],"To":[97],"verify":[98],"performance,":[102],"prototype":[104],"circuit":[105],"40V-60V":[107],"input":[108],"voltage,":[109],"400V":[110],"200W":[114],"built":[118],"laboratory.":[121],"Experiment":[122],"results":[123],"confirm":[124],"capacity":[130],"of":[131],"converter.":[134]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":6}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}