NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND MOTOR CORE COMPRISING SAME
A non-oriented electrical steel sheet according to an embodiment of the present invention comprises: a steel sheet base material containing, in wt%, 2.0-6.5% of Si, 0.1-1.3% of Al, 0.3-2.0% of Mn, and 0.005-0.06% of Cr, with the remainder comprising Fe and inevitable impurities; and an insulation co...
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Patent |
| Sprache: | eng ; fre ; kor |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| container_end_page | |
|---|---|
| container_issue | |
| container_start_page | |
| container_title | |
| container_volume | |
| creator | KWON, Soobin |
| description | A non-oriented electrical steel sheet according to an embodiment of the present invention comprises: a steel sheet base material containing, in wt%, 2.0-6.5% of Si, 0.1-1.3% of Al, 0.3-2.0% of Mn, and 0.005-0.06% of Cr, with the remainder comprising Fe and inevitable impurities; and an insulation coating disposed on the steel sheet base material, wherein Expression 1 is satisfied before stress relief annealing and Expression 2 is satisfied after stress relief annealing. Expression 1: 0.1 ≥ [Mn coating] / [Mn50], Expression 2: 10 ≥ [Mn coating] / [Mn50] ≥ 1 (In Expression 1 and Expression 2, [Mn coating] represents the average Mn content (wt%) in the insulation coating, and [Mn50] represents the Mn content (wt%) at a depth of 50 μm into the steel sheet base material from the interface between the steel sheet base material and the insulation coating)
Une feuille d'acier électrique non orientée selon un mode de réalisation de la présente invention comprend : un matériau de base de feuille d'acier contenant, en % en poids, de 2,0 à 6,5 % de Si, de 0,1 à 1,3 % d'Al, de 0,3 à 2,0 % de Mn, et de 0,005 à 0,06 % de Cr, le reste comprenant du Fe et des impuretés inévitables ; et un revêtement isolant disposé sur le matériau de base de feuille d'acier, l'expression 1 étant satisfaite avant le recuit de détente de contrainte et l'expression 2 étant satisfaite après le recuit de détente de contrainte. Expression 1 : 0,1 ≥ [revêtement Mn]/[Mn50], expression 2 : 10 ≥ [revêtement Mn]/[Mn50] ≥ 1 (dans l'expression 1 et l'expression 2, [revêtement Mn] représente la teneur moyenne en Mn [% en poids] dans le revêtement isolant, et [Mn50] représente la teneur en Mn [% en poids] à une profondeur de 50 µm dans le matériau de base de feuille d'acier à partir de l'interface entre le matériau de base de feuille d'acier et le revêtement isolant).
본 발명의 일 실시예에 의한 무방향성 전기강판은 중량%로 Si : 2.0 내지 6.5%, Al : 0.1 내지 1.3%, Mn : 0.3 내지 2.0%, Cr: 0.005 내지 0.06% 포함하고 잔부 Fe 및 기타 불가피한 불순물을 포함하는 강판 모재 및 강판 모재 상에 위치하는 절연 피막을 포함하고, 응력 제거 소둔 이전에는 하기 식 1을 만족하며, 응력 제거 소둔 이후에는 하기 식 2를 만족한다. [식 1] 0.1 ≥ [Mn피막] / [Mn50] [식 2] 10 ≥ [Mn피막] / [Mn50] ≥ 1 (식 1 및 식 2에서 [Mn피막]은 절연피막 내의 평균 Mn 함량(중량%)을 나타내고, [Mn50]은 강판 모재 및 절연 피막의 계면에서부터 강판 모재 내부 방향으로 50㎛ 깊이에서 Mn 함량(중량%)을 나타낸다) |
| format | Patent |
| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_WO2023121295A1</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>WO2023121295A1</sourcerecordid><originalsourceid>FETCH-epo_espacenet_WO2023121295A13</originalsourceid><addsrcrecordid>eNqNirEKwjAQQLM4iPoPB64t2BSHjiG9mkBzJ-kVx1IlTqKF-v_YQXeX94b31upKTDlHjyRYA7ZoJXprWugEcaFDlAwCiuMaGo4QDPWNsdJHTyfoTMAMDNUQWJZqOeKCcI6--_WtWt3Hx5x2X2_UvkGxLk_Ta0jzNN7SM72HC-uDLgtd6OpoivK_6wOT_zSX</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND MOTOR CORE COMPRISING SAME</title><source>esp@cenet</source><creator>KWON, Soobin</creator><creatorcontrib>KWON, Soobin</creatorcontrib><description>A non-oriented electrical steel sheet according to an embodiment of the present invention comprises: a steel sheet base material containing, in wt%, 2.0-6.5% of Si, 0.1-1.3% of Al, 0.3-2.0% of Mn, and 0.005-0.06% of Cr, with the remainder comprising Fe and inevitable impurities; and an insulation coating disposed on the steel sheet base material, wherein Expression 1 is satisfied before stress relief annealing and Expression 2 is satisfied after stress relief annealing. Expression 1: 0.1 ≥ [Mn coating] / [Mn50], Expression 2: 10 ≥ [Mn coating] / [Mn50] ≥ 1 (In Expression 1 and Expression 2, [Mn coating] represents the average Mn content (wt%) in the insulation coating, and [Mn50] represents the Mn content (wt%) at a depth of 50 μm into the steel sheet base material from the interface between the steel sheet base material and the insulation coating)
Une feuille d'acier électrique non orientée selon un mode de réalisation de la présente invention comprend : un matériau de base de feuille d'acier contenant, en % en poids, de 2,0 à 6,5 % de Si, de 0,1 à 1,3 % d'Al, de 0,3 à 2,0 % de Mn, et de 0,005 à 0,06 % de Cr, le reste comprenant du Fe et des impuretés inévitables ; et un revêtement isolant disposé sur le matériau de base de feuille d'acier, l'expression 1 étant satisfaite avant le recuit de détente de contrainte et l'expression 2 étant satisfaite après le recuit de détente de contrainte. Expression 1 : 0,1 ≥ [revêtement Mn]/[Mn50], expression 2 : 10 ≥ [revêtement Mn]/[Mn50] ≥ 1 (dans l'expression 1 et l'expression 2, [revêtement Mn] représente la teneur moyenne en Mn [% en poids] dans le revêtement isolant, et [Mn50] représente la teneur en Mn [% en poids] à une profondeur de 50 µm dans le matériau de base de feuille d'acier à partir de l'interface entre le matériau de base de feuille d'acier et le revêtement isolant).
본 발명의 일 실시예에 의한 무방향성 전기강판은 중량%로 Si : 2.0 내지 6.5%, Al : 0.1 내지 1.3%, Mn : 0.3 내지 2.0%, Cr: 0.005 내지 0.06% 포함하고 잔부 Fe 및 기타 불가피한 불순물을 포함하는 강판 모재 및 강판 모재 상에 위치하는 절연 피막을 포함하고, 응력 제거 소둔 이전에는 하기 식 1을 만족하며, 응력 제거 소둔 이후에는 하기 식 2를 만족한다. [식 1] 0.1 ≥ [Mn피막] / [Mn50] [식 2] 10 ≥ [Mn피막] / [Mn50] ≥ 1 (식 1 및 식 2에서 [Mn피막]은 절연피막 내의 평균 Mn 함량(중량%)을 나타내고, [Mn50]은 강판 모재 및 절연 피막의 계면에서부터 강판 모재 내부 방향으로 50㎛ 깊이에서 Mn 함량(중량%)을 나타낸다)</description><language>eng ; fre ; kor</language><subject>ALLOYS ; BASIC ELECTRIC ELEMENTS ; CHEMISTRY ; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ; DYNAMO-ELECTRIC MACHINES ; ELECTRICITY ; FERROUS OR NON-FERROUS ALLOYS ; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS ; GENERATION ; INDUCTANCES ; MAGNETS ; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS ; METALLURGY ; METALLURGY OF IRON ; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS ; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES ; TRANSFORMERS ; TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><creationdate>2023</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230629&DB=EPODOC&CC=WO&NR=2023121295A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,777,882,25545,76296</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230629&DB=EPODOC&CC=WO&NR=2023121295A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KWON, Soobin</creatorcontrib><title>NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND MOTOR CORE COMPRISING SAME</title><description>A non-oriented electrical steel sheet according to an embodiment of the present invention comprises: a steel sheet base material containing, in wt%, 2.0-6.5% of Si, 0.1-1.3% of Al, 0.3-2.0% of Mn, and 0.005-0.06% of Cr, with the remainder comprising Fe and inevitable impurities; and an insulation coating disposed on the steel sheet base material, wherein Expression 1 is satisfied before stress relief annealing and Expression 2 is satisfied after stress relief annealing. Expression 1: 0.1 ≥ [Mn coating] / [Mn50], Expression 2: 10 ≥ [Mn coating] / [Mn50] ≥ 1 (In Expression 1 and Expression 2, [Mn coating] represents the average Mn content (wt%) in the insulation coating, and [Mn50] represents the Mn content (wt%) at a depth of 50 μm into the steel sheet base material from the interface between the steel sheet base material and the insulation coating)
Une feuille d'acier électrique non orientée selon un mode de réalisation de la présente invention comprend : un matériau de base de feuille d'acier contenant, en % en poids, de 2,0 à 6,5 % de Si, de 0,1 à 1,3 % d'Al, de 0,3 à 2,0 % de Mn, et de 0,005 à 0,06 % de Cr, le reste comprenant du Fe et des impuretés inévitables ; et un revêtement isolant disposé sur le matériau de base de feuille d'acier, l'expression 1 étant satisfaite avant le recuit de détente de contrainte et l'expression 2 étant satisfaite après le recuit de détente de contrainte. Expression 1 : 0,1 ≥ [revêtement Mn]/[Mn50], expression 2 : 10 ≥ [revêtement Mn]/[Mn50] ≥ 1 (dans l'expression 1 et l'expression 2, [revêtement Mn] représente la teneur moyenne en Mn [% en poids] dans le revêtement isolant, et [Mn50] représente la teneur en Mn [% en poids] à une profondeur de 50 µm dans le matériau de base de feuille d'acier à partir de l'interface entre le matériau de base de feuille d'acier et le revêtement isolant).
본 발명의 일 실시예에 의한 무방향성 전기강판은 중량%로 Si : 2.0 내지 6.5%, Al : 0.1 내지 1.3%, Mn : 0.3 내지 2.0%, Cr: 0.005 내지 0.06% 포함하고 잔부 Fe 및 기타 불가피한 불순물을 포함하는 강판 모재 및 강판 모재 상에 위치하는 절연 피막을 포함하고, 응력 제거 소둔 이전에는 하기 식 1을 만족하며, 응력 제거 소둔 이후에는 하기 식 2를 만족한다. [식 1] 0.1 ≥ [Mn피막] / [Mn50] [식 2] 10 ≥ [Mn피막] / [Mn50] ≥ 1 (식 1 및 식 2에서 [Mn피막]은 절연피막 내의 평균 Mn 함량(중량%)을 나타내고, [Mn50]은 강판 모재 및 절연 피막의 계면에서부터 강판 모재 내부 방향으로 50㎛ 깊이에서 Mn 함량(중량%)을 나타낸다)</description><subject>ALLOYS</subject><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CHEMISTRY</subject><subject>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</subject><subject>DYNAMO-ELECTRIC MACHINES</subject><subject>ELECTRICITY</subject><subject>FERROUS OR NON-FERROUS ALLOYS</subject><subject>GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS</subject><subject>GENERATION</subject><subject>INDUCTANCES</subject><subject>MAGNETS</subject><subject>MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS</subject><subject>METALLURGY</subject><subject>METALLURGY OF IRON</subject><subject>MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS</subject><subject>SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES</subject><subject>TRANSFORMERS</subject><subject>TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNirEKwjAQQLM4iPoPB64t2BSHjiG9mkBzJ-kVx1IlTqKF-v_YQXeX94b31upKTDlHjyRYA7ZoJXprWugEcaFDlAwCiuMaGo4QDPWNsdJHTyfoTMAMDNUQWJZqOeKCcI6--_WtWt3Hx5x2X2_UvkGxLk_Ta0jzNN7SM72HC-uDLgtd6OpoivK_6wOT_zSX</recordid><startdate>20230629</startdate><enddate>20230629</enddate><creator>KWON, Soobin</creator><scope>EVB</scope></search><sort><creationdate>20230629</creationdate><title>NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND MOTOR CORE COMPRISING SAME</title><author>KWON, Soobin</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_WO2023121295A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; kor</language><creationdate>2023</creationdate><topic>ALLOYS</topic><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CHEMISTRY</topic><topic>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</topic><topic>DYNAMO-ELECTRIC MACHINES</topic><topic>ELECTRICITY</topic><topic>FERROUS OR NON-FERROUS ALLOYS</topic><topic>GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS</topic><topic>GENERATION</topic><topic>INDUCTANCES</topic><topic>MAGNETS</topic><topic>MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS</topic><topic>METALLURGY</topic><topic>METALLURGY OF IRON</topic><topic>MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS</topic><topic>SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES</topic><topic>TRANSFORMERS</topic><topic>TREATMENT OF ALLOYS OR NON-FERROUS METALS</topic><toplevel>online_resources</toplevel><creatorcontrib>KWON, Soobin</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>KWON, Soobin</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND MOTOR CORE COMPRISING SAME</title><date>2023-06-29</date><risdate>2023</risdate><abstract>A non-oriented electrical steel sheet according to an embodiment of the present invention comprises: a steel sheet base material containing, in wt%, 2.0-6.5% of Si, 0.1-1.3% of Al, 0.3-2.0% of Mn, and 0.005-0.06% of Cr, with the remainder comprising Fe and inevitable impurities; and an insulation coating disposed on the steel sheet base material, wherein Expression 1 is satisfied before stress relief annealing and Expression 2 is satisfied after stress relief annealing. Expression 1: 0.1 ≥ [Mn coating] / [Mn50], Expression 2: 10 ≥ [Mn coating] / [Mn50] ≥ 1 (In Expression 1 and Expression 2, [Mn coating] represents the average Mn content (wt%) in the insulation coating, and [Mn50] represents the Mn content (wt%) at a depth of 50 μm into the steel sheet base material from the interface between the steel sheet base material and the insulation coating)
Une feuille d'acier électrique non orientée selon un mode de réalisation de la présente invention comprend : un matériau de base de feuille d'acier contenant, en % en poids, de 2,0 à 6,5 % de Si, de 0,1 à 1,3 % d'Al, de 0,3 à 2,0 % de Mn, et de 0,005 à 0,06 % de Cr, le reste comprenant du Fe et des impuretés inévitables ; et un revêtement isolant disposé sur le matériau de base de feuille d'acier, l'expression 1 étant satisfaite avant le recuit de détente de contrainte et l'expression 2 étant satisfaite après le recuit de détente de contrainte. Expression 1 : 0,1 ≥ [revêtement Mn]/[Mn50], expression 2 : 10 ≥ [revêtement Mn]/[Mn50] ≥ 1 (dans l'expression 1 et l'expression 2, [revêtement Mn] représente la teneur moyenne en Mn [% en poids] dans le revêtement isolant, et [Mn50] représente la teneur en Mn [% en poids] à une profondeur de 50 µm dans le matériau de base de feuille d'acier à partir de l'interface entre le matériau de base de feuille d'acier et le revêtement isolant).
본 발명의 일 실시예에 의한 무방향성 전기강판은 중량%로 Si : 2.0 내지 6.5%, Al : 0.1 내지 1.3%, Mn : 0.3 내지 2.0%, Cr: 0.005 내지 0.06% 포함하고 잔부 Fe 및 기타 불가피한 불순물을 포함하는 강판 모재 및 강판 모재 상에 위치하는 절연 피막을 포함하고, 응력 제거 소둔 이전에는 하기 식 1을 만족하며, 응력 제거 소둔 이후에는 하기 식 2를 만족한다. [식 1] 0.1 ≥ [Mn피막] / [Mn50] [식 2] 10 ≥ [Mn피막] / [Mn50] ≥ 1 (식 1 및 식 2에서 [Mn피막]은 절연피막 내의 평균 Mn 함량(중량%)을 나타내고, [Mn50]은 강판 모재 및 절연 피막의 계면에서부터 강판 모재 내부 방향으로 50㎛ 깊이에서 Mn 함량(중량%)을 나타낸다)</abstract><oa>free_for_read</oa></addata></record> |
| fulltext | fulltext_linktorsrc |
| identifier | |
| ispartof | |
| issn | |
| language | eng ; fre ; kor |
| recordid | cdi_epo_espacenet_WO2023121295A1 |
| source | esp@cenet |
| subjects | ALLOYS BASIC ELECTRIC ELEMENTS CHEMISTRY CONVERSION OR DISTRIBUTION OF ELECTRIC POWER DYNAMO-ELECTRIC MACHINES ELECTRICITY FERROUS OR NON-FERROUS ALLOYS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS GENERATION INDUCTANCES MAGNETS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES TRANSFORMERS TREATMENT OF ALLOYS OR NON-FERROUS METALS |
| title | NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND MOTOR CORE COMPRISING SAME |
| url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-01-18T10%3A50%3A17IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=KWON,%20Soobin&rft.date=2023-06-29&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3EWO2023121295A1%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true |