发明名称 Method for the strengthening of a welded connexion, and/or for the increase of tolerance of a welded connexion in relation to fatigue load ; Element for a tower of a wind turbine ; Tower of a wind turbine and wind turbine
摘要 The invention concerns a method of strengthening a welded connexion comprising at least one weld seam (2,3) and/or of increasing of tolerance of a welded connexion in relation to fatigue load which welded connexion joins at least two sections of one component or at least one section (4) of a first component (6) and at least one section (5) of a second component (7) with each other, wherein the geometry of the at least one weld seam (2,3) and of at least one section (4,5) of at least one component (6,7), which at least one section (4,5) adjoins to the at least one weld seam (2, 3), is specifically modified by removing welding material (8) from the at least one weld seam (2,3) and by removing material of the at least one section (4,5) of the at least one component (6,7), which material adjoins to the at least one weld seam (2,3) . The invention relates also to an element for a tower of a wind turbine, to a tower of a wind turbine and to a wind turbine having at least one welded connexion with this modified geometry.
申请公布号 EP2047941(A1) 申请公布日期 2009.04.15
申请号 EP20070019945 申请日期 2007.10.11
申请人 SIEMENS AKTIENGESELLSCHAFT 发明人 HALKEN, TROELS;PEDERSEN, BJOERN;STEENSGAARD, NICOLAI HALLUM
分类号 B23K31/12;B21B15/00;B21C37/08;B23C3/12;B23C3/13;B23D79/02;B23K9/025;B23K9/028;B23K37/08;B24B9/04;F03D11/04 主分类号 B23K31/12
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