<?xml version="1.0" encoding="UTF-8" standalone="yes"?><add><doc><field name="objectKind">mycoreobject</field><field name="id">rosdok_disshab_0000003273</field><field name="returnId">rosdok_disshab_0000003273</field><field name="objectProject">rosdok</field><field name="objectType">disshab</field><field name="link">rosdok_derivate_0000224776</field><field name="modified">2025-07-03T14:25:20.044Z</field><field name="created">2025-07-03T13:37:44.364Z</field><field name="modifiedby">MCRJANITOR</field><field name="createdby">editorFG</field><field name="state">published</field><field name="derCount">1</field><field name="derivates">rosdok_derivate_0000224776</field><field name="worldReadable">true</field><field name="worldReadableComplete">true</field><field name="category">derivate_types:fulltext</field><field name="allMeta">Volltext</field><field name="allMeta">fulltext</field><field name="allMeta">wf_edit_epub wf_register_epub</field><field name="category">state:published</field><field name="category.top">state:published</field><field name="allMeta">veröffentlicht</field><field name="allMeta">published</field><field name="allMeta">rosdok/id00004850</field><field name="allMeta">1929708947</field><field name="allMeta">Oau</field><field name="allMeta">2025-07-03</field><field name="allMeta">2025-07-03T13:44:50Z</field><field name="allMeta">rda</field><field name="allMeta">Converted from PICA to MODS using Pica2MODS XSLT Transformer 2.10 [SCM: "f6c168af690edb7cb65ef34e4a2bf7f8714c5d38" "v2.10" "2024-03-28T14:43:08+0100"] with mode 'DEFAULT'.</field><field name="allMeta">Dissertation</field><field name="allMeta">Hochschulschrift</field><field name="allMeta">Arm energy balancing techniques for modular multilevel converter for both equal and unequal frequencies operations</field><field name="allMeta">This work investigates and presents many possible degrees of freedom and arm energies regulation techniques of MMC for both equal and unequal single-phase and three-phase system frequency operations. Only four average arm energy controllers are found to be possible, which do not inject harmonics into the source and load currents. Of these four methods, only two are stable for equal frequency operations. A new seven-arm direct AC-AC MMC topology is proposed to increase the converter's power density if the source does not allow reactive power flow for equal frequency operation of MMC.</field><field name="allMeta">Gyanendra Kumar</field><field name="allMeta">Sah</field><field name="allMeta">1996 -</field><field name="allMeta">VerfasserIn</field><field name="allMeta">aut</field><field name="allMeta">1370530102</field><field name="allMeta">Hans-Günter</field><field name="allMeta">Eckel</field><field name="allMeta">1963 -</field><field name="allMeta">AkademischeR BetreuerIn</field><field name="allMeta">dgs</field><field name="allMeta">115363866</field><field name="allMeta">0009-0009-2666-7309</field><field name="allMeta">Institut für Elektrische Energietechnik, University of Rostock</field><field name="allMeta">Marc</field><field name="allMeta">Hiller</field><field name="allMeta">AkademischeR BetreuerIn</field><field name="allMeta">dgs</field><field name="allMeta">136858481</field><field name="allMeta">Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)</field><field name="allMeta">Rainer</field><field name="allMeta">Gruber</field><field name="allMeta">AkademischeR BetreuerIn</field><field name="allMeta">dgs</field><field name="allMeta">Siemens Mobility GmbH, Erlangen</field><field name="allMeta">38329-6</field><field name="allMeta">Universität Rostock</field><field name="allMeta">1419 - 1976</field><field name="allMeta">1990 -</field><field name="allMeta">Grad-verleihende Institution</field><field name="allMeta">dgg</field><field name="allMeta">10085032-7</field><field name="allMeta">Universität Rostock. 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Fakultät für Informatik und Elektrotechnik</field><field name="allMeta">Fakultät für Informatik&lt;br /&gt;und Elektrotechnik</field><field name="allMeta">Uni.Rostock.Fakultaet.IEF</field><field name="allMeta">http://d-nb.info/gnd/10085032-7</field><field name="category">licenseinfo:work</field><field name="category.top">licenseinfo:work</field><field name="allMeta">Werk</field><field name="allMeta">work</field><field name="category">licenseinfo:work.rightsreserved</field><field name="category.top">licenseinfo:work.rightsreserved</field><field name="allMeta">alle Rechte vorbehalten</field><field name="allMeta">all rights reserved</field><field name="allMeta">/creativecommons/r/reserved/0.9/88x31.png</field><field name="allMeta">[DE-28]Urheberrechtsschutz 1.0$gRights Statements$uhttp://rightsstatements.org/vocab/InC/1.0/</field><field name="allMeta">http://rightsstatements.org/vocab/InC/1.0/</field><field name="allMeta">http://rightsstatements.org/vocab/InC/1.0/</field><field 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name="category">accesscondition:openaccess</field><field name="category.top">accesscondition:openaccess</field><field name="allMeta">frei zugänglich (Open Access)</field><field name="allMeta">open access</field><field name="allMeta">http://purl.org/coar/access_right/c_abf2</field><field name="allMeta">OA</field><field name="allMeta">free</field><field name="allMeta">info:eu-repo/semantics/openAccess</field><field name="allMeta">[DE-28]Open Access$gControlled Vocabulary for Access Rights$uhttp://purl.org/coar/access_right/c_abf2</field><field name="category">rfc5646:en</field><field name="category.top">rfc5646:en</field><field name="allMeta">Englisch</field><field name="allMeta">English</field><field name="allMeta">eng</field><field name="allMeta">eng</field><field name="mods.title">Arm energy balancing techniques for modular multilevel converter for both equal and unequal frequencies operations</field><field name="mods.title.main">Arm energy balancing techniques for modular multilevel converter for both equal and unequal frequencies operations</field><field name="mods.title.subtitle"></field><field name="mods.nameIdentifier">gnd:1370530102</field><field name="mods.nameIdentifier">gnd:115363866</field><field name="mods.nameIdentifier">orcid:0009-0009-2666-7309</field><field name="mods.nameIdentifier">gnd:136858481</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.nameIdentifier">gnd:10085032-7</field><field name="mods.nameIdentifier.top">gnd:1370530102</field><field name="mods.nameIdentifier.top">gnd:115363866</field><field name="mods.nameIdentifier.top">orcid:0009-0009-2666-7309</field><field name="mods.nameIdentifier.top">gnd:136858481</field><field name="mods.nameIdentifier.top">gnd:38329-6</field><field name="mods.nameIdentifier.top">gnd:10085032-7</field><doc><field name="id">rosdok_disshab_0000003273-d105550e52</field><field name="mods.nameIdentifier">gnd:1370530102</field><field name="mods.name">Gyanendra Kumar Sah</field><field name="mods.name.top">Gyanendra Kumar Sah</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e66</field><field name="mods.nameIdentifier">gnd:115363866</field><field name="mods.nameIdentifier">orcid:0009-0009-2666-7309</field><field name="mods.name">Hans-Günter Eckel</field><field name="mods.name.top">Hans-Günter Eckel</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e83</field><field name="mods.nameIdentifier">gnd:136858481</field><field name="mods.name">Marc Hiller</field><field name="mods.name.top">Marc Hiller</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e96</field><field name="mods.name">Rainer Gruber</field><field name="mods.name.top">Rainer Gruber</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e108</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.name">Universität Rostock</field><field name="mods.name.top">Universität Rostock</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e121</field><field name="mods.nameIdentifier">gnd:10085032-7</field><field name="mods.name">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field><field name="mods.name.top">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field></doc><field name="mods.name">Gyanendra Kumar Sah</field><field name="mods.name">Hans-Günter Eckel</field><field name="mods.name">Marc Hiller</field><field name="mods.name">Rainer Gruber</field><field name="mods.name">Universität Rostock</field><field name="mods.name">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field><field name="mods.name.top">Gyanendra Kumar Sah</field><field name="mods.name.top">Hans-Günter Eckel</field><field name="mods.name.top">Marc Hiller</field><field name="mods.name.top">Rainer Gruber</field><field name="mods.name.top">Universität Rostock</field><field name="mods.name.top">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field><field name="mods.author">Gyanendra Kumar Sah</field><field name="mods.place">Rostock</field><field name="mods.publisher">Universität Rostock</field><field name="mods.genre">epub.dissertation</field><field name="mods.identifier">https://purl.uni-rostock.de/rosdok/id00004850</field><field name="mods.identifier">urn:nbn:de:gbv:28-rosdok_id00004850-8</field><field name="mods.identifier">10.18453/rosdok_id00004850</field><field name="mods.abstract">This work investigates and presents many possible degrees of freedom and arm energies regulation techniques of MMC for both equal and unequal single-phase and three-phase system frequency operations. Only four average arm energy controllers are found to be possible, which do not inject harmonics into the source and load currents. Of these four methods, only two are stable for equal frequency operations. A new seven-arm direct AC-AC MMC topology is proposed to increase the converter's power density if the source does not allow reactive power flow for equal frequency operation of MMC.</field><field name="mods.dateIssued">2023</field><field name="mods.yearIssued">2023</field><field name="mods.note.referee">Hans-Günter Eckel (Institut für Elektrische Energietechnik, University of Rostock) ; Marc Hiller (Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)) ; Rainer Gruber (Siemens Mobility GmbH, Erlangen)</field><field name="mods.note.personal_details">[{"name":"Eckel, Hans-Günter","affil":"Institut für Elektrische Energietechnik, University of Rostock"},{"name":"Hiller, Marc","affil":"Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)"},{"name":"Gruber, Rainer","affil":"Siemens Mobility GmbH, Erlangen"}]</field><field name="mods.note.university_thesis_note">Dissertation, Universität Rostock, 2024</field><field name="mods.note.statement of responsibility">vorgelegt von Gyanendra Kumar Sah</field><field name="mods.type">epub.dissertation</field><field name="search_result_link_text">1
        Sah_Dissertation_2025.pdf
        
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        rosdok/id000048501929708947Oau2025-07-032025-07-03T13:44:50ZrdaConverted from PICA to MODS using Pica2MODS XSLT Transformer 2.10 [SCM: "f6c168af690edb7cb65ef34e4a2bf7f8714c5d38" "v2.10" "2024-03-28T14:43:08+0100"] with mode 'DEFAULT'.DissertationHochschulschriftArm energy balancing techniques for modular multilevel converter for both equal and unequal frequencies operationsThis work investigates and presents many possible degrees of freedom and arm energies regulation techniques of MMC for both equal and unequal single-phase and three-phase system frequency operations. Only four average arm energy controllers are found to be possible, which do not inject harmonics into the source and load currents. Of these four methods, only two are stable for equal frequency operations. A new seven-arm direct AC-AC MMC topology is proposed to increase the converter's power density if the source does not allow reactive power flow for equal frequency operation of MMC.Gyanendra KumarSah1996 -VerfasserInaut1370530102Hans-GünterEckel1963 -AkademischeR BetreuerIndgs1153638660009-0009-2666-7309Institut für Elektrische Energietechnik, University of RostockMarcHillerAkademischeR BetreuerIndgs136858481Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)RainerGruberAkademischeR BetreuerIndgsSiemens Mobility GmbH, Erlangen38329-6Universität Rostock1419 - 19761990 -Grad-verleihende Institutiondgg10085032-7Universität Rostock. Fakultät für Informatik und Elektrotechnik2004 -Grad-verleihende Institutiondgghttps://purl.uni-rostock.de/rosdok/id00004850urn:nbn:de:gbv:28-rosdok_id00004850-810.18453/rosdok_id00004850620 Ingenieurwissenschaften und Maschinenbau621.3 Elektrotechnik, ElektronikFakultät für Informatik und Elektrotechnikalle Rechte vorbehaltenNutzungsrechte erteiltLizenz Metadaten: CC0frei zugänglich (Open Access)en2023Universität RostockRostockmonographic202420232025Universitätsbibliothek RostockRostock2025Universitätsbibliothek Rostockhttps://purl.uni-rostock.de/rosdok/id00004850Hans-Günter Eckel (Institut für Elektrische Energietechnik, University of Rostock) ; Marc Hiller (Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)) ; Rainer Gruber (Siemens Mobility GmbH, Erlangen)[{"name":"Eckel, Hans-Günter","affil":"Institut für Elektrische Energietechnik, University of Rostock"},{"name":"Hiller, Marc","affil":"Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)"},{"name":"Gruber, Rainer","affil":"Siemens Mobility GmbH, Erlangen"}]Dissertation, Universität Rostock, 2024vorgelegt von Gyanendra Kumar Sah
              
                Eckel, Hans-Günter
                Institut für Elektrische Energietechnik, University of Rostock
              
              
                Hiller, Marc
                Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)
              
              
                Gruber, Rainer
                Siemens Mobility GmbH, Erlangen
              
            
      
    
  
  
    
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      editorFG
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      MCRJANITOR</field><field name="derivateLabel">fulltext</field><field name="ir.pdffulltext_url">file/rosdok_disshab_0000003273/rosdok_derivate_0000224776/Sah_Dissertation_2025.pdf</field><field name="mods.title">Arm energy balancing techniques for modular multilevel converter for both equal and unequal frequencies operations</field><field name="mods.title.main">Arm energy balancing techniques for modular multilevel converter for both equal and unequal frequencies operations</field><field name="mods.title.subtitle"></field><field name="mods.nameIdentifier">gnd:1370530102</field><field name="mods.nameIdentifier">gnd:115363866</field><field name="mods.nameIdentifier">orcid:0009-0009-2666-7309</field><field name="mods.nameIdentifier">gnd:136858481</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.nameIdentifier">gnd:10085032-7</field><field name="mods.nameIdentifier.top">gnd:1370530102</field><field name="mods.nameIdentifier.top">gnd:115363866</field><field name="mods.nameIdentifier.top">orcid:0009-0009-2666-7309</field><field name="mods.nameIdentifier.top">gnd:136858481</field><field name="mods.nameIdentifier.top">gnd:38329-6</field><field name="mods.nameIdentifier.top">gnd:10085032-7</field><doc><field name="id">rosdok_disshab_0000003273-d105550e52</field><field name="mods.nameIdentifier">gnd:1370530102</field><field name="mods.name">Gyanendra Kumar Sah</field><field name="mods.name.top">Gyanendra Kumar Sah</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e66</field><field name="mods.nameIdentifier">gnd:115363866</field><field name="mods.nameIdentifier">orcid:0009-0009-2666-7309</field><field name="mods.name">Hans-Günter Eckel</field><field name="mods.name.top">Hans-Günter Eckel</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e83</field><field name="mods.nameIdentifier">gnd:136858481</field><field name="mods.name">Marc Hiller</field><field name="mods.name.top">Marc Hiller</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e96</field><field name="mods.name">Rainer Gruber</field><field name="mods.name.top">Rainer Gruber</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e108</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.name">Universität Rostock</field><field name="mods.name.top">Universität Rostock</field></doc><doc><field name="id">rosdok_disshab_0000003273-d105550e121</field><field name="mods.nameIdentifier">gnd:10085032-7</field><field name="mods.name">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field><field name="mods.name.top">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field></doc><field name="mods.name">Gyanendra Kumar Sah</field><field name="mods.name">Hans-Günter Eckel</field><field name="mods.name">Marc Hiller</field><field name="mods.name">Rainer Gruber</field><field name="mods.name">Universität Rostock</field><field name="mods.name">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field><field name="mods.name.top">Gyanendra Kumar Sah</field><field name="mods.name.top">Hans-Günter Eckel</field><field name="mods.name.top">Marc Hiller</field><field name="mods.name.top">Rainer Gruber</field><field name="mods.name.top">Universität Rostock</field><field name="mods.name.top">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field><field name="mods.author">Gyanendra Kumar Sah</field><field name="mods.place">Rostock</field><field name="mods.publisher">Universität Rostock</field><field name="mods.genre">epub.dissertation</field><field name="mods.identifier">https://purl.uni-rostock.de/rosdok/id00004850</field><field name="mods.identifier">urn:nbn:de:gbv:28-rosdok_id00004850-8</field><field name="mods.identifier">10.18453/rosdok_id00004850</field><field name="mods.abstract">This work investigates and presents many possible degrees of freedom and arm energies regulation techniques of MMC for both equal and unequal single-phase and three-phase system frequency operations. Only four average arm energy controllers are found to be possible, which do not inject harmonics into the source and load currents. Of these four methods, only two are stable for equal frequency operations. A new seven-arm direct AC-AC MMC topology is proposed to increase the converter's power density if the source does not allow reactive power flow for equal frequency operation of MMC.</field><field name="mods.dateIssued">2023</field><field name="mods.yearIssued">2023</field><field name="mods.note.referee">Hans-Günter Eckel (Institut für Elektrische Energietechnik, University of Rostock) ; Marc Hiller (Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)) ; Rainer Gruber (Siemens Mobility GmbH, Erlangen)</field><field name="mods.note.personal_details">[{"name":"Eckel, Hans-Günter","affil":"Institut für Elektrische Energietechnik, University of Rostock"},{"name":"Hiller, Marc","affil":"Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)"},{"name":"Gruber, Rainer","affil":"Siemens Mobility GmbH, Erlangen"}]</field><field name="mods.note.university_thesis_note">Dissertation, Universität Rostock, 2024</field><field name="mods.note.statement of responsibility">vorgelegt von Gyanendra Kumar Sah</field><field name="ir.identifier">[xslt]Saxon</field><field name="recordIdentifier">rosdok/id00004850</field><field name="purl">https://purl.uni-rostock.de/rosdok/id00004850</field><field name="ppn">1929708947</field><field name="doi">10.18453/rosdok_id00004850</field><field name="urn">urn:nbn:de:gbv:28-rosdok_id00004850-8</field><field name="ir.creator.result">Gyanendra Kumar Sah</field><field name="ir.creator.sort">Sah Gyanendra Kumar</field><field name="ir.title.result">Arm energy balancing techniques for modular multilevel converter for both equal and unequal frequencies operations</field><field name="ir.doctype.result">Dissertation</field><field name="ir.doctype_en.result">doctoral thesis</field><field name="ir.originInfo.result">Universität Rostock, 2023</field><field name="ir.abstract300.result">This work investigates and presents many possible degrees of freedom and arm energies regulation techniques of MMC for both equal and unequal single-phase and three-phase system frequency operations. Only four average arm energy controllers are found to be possible, which do not inject harmonics…</field><field name="ir.creator_all">Gyanendra Kumar Sah</field><field name="ir.title_all">Arm energy balancing techniques for modular multilevel converter for both equal and unequal frequencies operations</field><field name="ir.location_all">Universitätsbibliothek Rostock</field><field name="ir.location_all">https://purl.uni-rostock.de/rosdok/id00004850</field><field name="ir.creator_all">Gyanendra Kumar</field><field name="ir.creator_all">Sah</field><field name="ir.creator_all">1996 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">VerfasserIn</field><field name="ir.creator_all">aut</field><field name="ir.creator_all">1370530102</field><field name="ir.creator_all">Hans-Günter</field><field name="ir.creator_all">Eckel</field><field name="ir.creator_all">1963 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">115363866</field><field name="ir.creator_all">0009-0009-2666-7309</field><field name="ir.creator_all">Institut für Elektrische Energietechnik, University of Rostock</field><field name="ir.creator_all">Marc</field><field name="ir.creator_all">Hiller</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">136858481</field><field name="ir.creator_all">Power Electronic Systems (PES), Elektrotechnisches Institut (ETI), Karlsruher Institut für Technologie (KIT)</field><field name="ir.creator_all">Rainer</field><field name="ir.creator_all">Gruber</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">Siemens Mobility GmbH, Erlangen</field><field name="ir.creator_all">38329-6</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">1419 - 1976</field><field name="ir.creator_all">1990 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">Grad-verleihende Institution</field><field name="ir.creator_all">dgg</field><field name="ir.creator_all">10085032-7</field><field name="ir.creator_all">Universität Rostock. Fakultät für Informatik und Elektrotechnik</field><field name="ir.creator_all">2004 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">Grad-verleihende Institution</field><field name="ir.creator_all">dgg</field><field name="ir.identifier">[purl]https://purl.uni-rostock.de/rosdok/id00004850</field><field name="ir.identifier">[urn]urn:nbn:de:gbv:28-rosdok_id00004850-8</field><field name="ir.identifier">[doi]10.18453/rosdok_id00004850</field><field name="ir.oai.setspec.open_access">open_access</field><field name="ir.pubyear_start">2023</field><field name="ir.pubyear_end">2023</field><field name="ir.epoch_class.facet">epoch:21th_century</field><field name="ir.language_class.facet">rfc5646:en</field><field name="ir.doctype_class.facet">doctype:epub.dissertation</field><field name="ir.accesscondition_class.facet">accesscondition:openaccess</field><field name="ir.sdnb_class.facet">SDNB:620</field><field name="ir.sdnb_class.facet">SDNB:621.3</field><field name="ir.institution_class.facet">institution:unirostock.ief</field><field name="ir.state_class.facet">state:published</field></doc></add>