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class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#参考文献"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>参考文献</span> </div> </a> <ul id="toc-参考文献-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="目录" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="开关目录" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled 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class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%AA%D7%A0%D7%90%D7%99_%D7%A7%D7%95%D7%98%D7%94" title="תנאי קוטה – 希伯来语" lang="he" hreflang="he" data-title="תנאי קוטה" data-language-autonym="עברית" data-language-local-name="希伯来语" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Condizione_di_Kutta" title="Condizione di Kutta – 意大利语" lang="it" hreflang="it" data-title="Condizione di Kutta" data-language-autonym="Italiano" data-language-local-name="意大利语" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%82%AF%E3%83%83%E3%82%BF%E6%9D%A1%E4%BB%B6" title="クッタ条件 – 日语" lang="ja" hreflang="ja" data-title="クッタ条件" data-language-autonym="日本語" data-language-local-name="日语" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Condi%C3%A7%C3%A3o_de_Kutta" title="Condição de Kutta – 葡萄牙语" lang="pt" hreflang="pt" data-title="Condição de Kutta" data-language-autonym="Português" data-language-local-name="葡萄牙语" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9F%D0%BE%D1%81%D1%82%D1%83%D0%BB%D0%B0%D1%82_%D0%96%D1%83%D0%BA%D0%BE%D0%B2%D1%81%D0%BA%D0%BE%D0%B3%D0%BE_%E2%80%94_%D0%A7%D0%B0%D0%BF%D0%BB%D1%8B%D0%B3%D0%B8%D0%BD%D0%B0" title="Постулат Жуковского — Чаплыгина – 俄语" lang="ru" hreflang="ru" data-title="Постулат Жуковского — Чаплыгина" data-language-autonym="Русский" data-language-local-name="俄语" class="interlanguage-link-target"><span>Русский</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit 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id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">工具</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">移至侧栏</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">隐藏</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="更多选项" > <div class="vector-menu-heading"> 操作 </div> <div class="vector-menu-content"> <ul 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</div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">维基百科，自由的百科全书</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="zh" dir="ltr"><p><b>库塔条件</b>（英語：<span lang="en">Kutta condition</span>）是<a href="/wiki/%E6%B5%81%E4%BD%93%E5%8A%9B%E5%AD%A6" title="流体力学">流体力学</a>与<a href="/wiki/%E7%A9%BA%E6%B0%94%E5%8A%A8%E5%8A%9B%E5%AD%A6" title="空气动力学">空气动力学</a>中的一个原则，其名称源于德国数学家、空气动力学家<a href="/wiki/%E9%A6%AC%E4%B8%81%C2%B7%E5%A8%81%E7%88%BE%E6%B5%B7%E5%A7%86%C2%B7%E5%BA%AB%E5%A1%94" class="mw-redirect" title="馬丁·威爾海姆·庫塔">马丁·威尔海姆·库塔</a>。 </p><p>库塔条件是指当有尖锐<a href="/wiki/%E5%BE%8C%E7%B7%A3" title="後緣">后缘</a>的物体（如<a href="/wiki/%E7%BF%BC%E5%9E%8B" title="翼型">翼型</a>）在<a href="/wiki/%E6%B5%81%E4%BD%93" title="流体">流体</a>中运动时，会产生一个绕物体<a href="/wiki/%E7%8E%AF%E9%87%8F" title="环量">环量</a>，其强度恰好能使流经上、下表面的流体在后缘处平滑汇合，使得后缘成为流动<a href="/wiki/%E9%A9%BB%E7%82%B9" title="驻点">驻点</a>（速度为零）。如后缘非尖点而为小圆弧时，库塔条件要求流经上、下表面后的流体速度在后缘处为相等的有限值。 </p><p>库塔条件是由<a href="/wiki/%E9%BB%8F%E6%80%A7" class="mw-redirect" title="黏性">黏性</a>导致的，使用库塔条件可以在无黏<a href="/wiki/%E5%8A%BF%E6%B5%81" class="mw-redirect" title="势流">势流</a>理论中引入黏性效应，这在计算<a href="/wiki/%E5%8D%87%E5%8A%9B" title="升力">升力</a>时十分重要（<a href="/wiki/%E5%BA%93%E5%A1%94-%E5%84%92%E5%8F%AF%E5%A4%AB%E6%96%AF%E5%9F%BA%E5%AE%9A%E7%90%86" title="库塔-儒可夫斯基定理">库塔-儒可夫斯基定理</a>）。 </p> <div class="mw-heading mw-heading2"><h2 id="参见"><span id=".E5.8F.82.E8.A7.81"></span>参见</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%BA%93%E5%A1%94%E6%9D%A1%E4%BB%B6&action=edit&section=1" title="编辑章节：参见"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/%E5%BA%93%E5%A1%94-%E5%84%92%E5%8F%AF%E5%A4%AB%E6%96%AF%E5%9F%BA%E5%AE%9A%E7%90%86" title="库塔-儒可夫斯基定理">库塔-儒可夫斯基定理</a></li> <li><a href="/wiki/%E8%B5%B7%E5%8A%A8%E6%B6%A1" title="起动涡">起动涡</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="参考文献"><span id=".E5.8F.82.E8.80.83.E6.96.87.E7.8C.AE"></span>参考文献</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E5%BA%93%E5%A1%94%E6%9D%A1%E4%BB%B6&action=edit&section=2" title="编辑章节：参考文献"><span>编辑</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Clancy, L.J. (1975) <i>Aerodynamics</i>, Pitman Publishing Limited, London. <a href="/wiki/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90/0273011200" class="internal mw-magiclink-isbn">ISBN 0-273-01120-0</a></li> <li><a rel="nofollow" class="external text" href="http://www.diam.unige.it/~irro/profilo_e.html">"Flow around an airfoil" at the University of Geneva</a>（<a rel="nofollow" class="external text" href="//web.archive.org/web/20170509212618/http://www.diam.unige.it/~irro/profilo_e.html">页面存档备份</a>，存于<a href="/wiki/%E4%BA%92%E8%81%94%E7%BD%91%E6%A1%A3%E6%A1%88%E9%A6%86" title="互联网档案馆">互联网档案馆</a>）</li> <li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20060504055740/http://pc.freeshell.org/notes/node21.html">"Kutta condition for lifting flows" by Praveen Chandrashekar of the National Aerospace Laboratories of India</a></li> <li><cite class="book" style="font-style:normal">Anderson, John (1991). <i>Fundamentals of Aerodynamics</i>, 2nd edition, 260-263, Toronto: McGraw-Hill. <a href="/wiki/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90/0070016798" class="internal mw-magiclink-isbn">ISBN 0-07-001679-8</a>.</cite></li> <li>A.M. Kuethe and J.D. Schetzer, <i>Foundations of Aerodynamics</i>, John Wiley & Sons, Inc. New York (1959) <a href="/wiki/Special:%E7%BD%91%E7%BB%9C%E4%B9%A6%E6%BA%90/0471509523" class="internal mw-magiclink-isbn">ISBN 0-471-50952-3</a></li> <li>Massey, B.S. <i>Mechanics of Fluids</i>. Section 9.10, 2nd Edition. Van Nostrand Reinhold Co. London (1970) Library of Congress Catalog Card No. 67-25005</li> <li>C. Xu, "Kutta condition for sharp edge flows", Mechanics Research Communications 25(4):415-420 (1998).</li></ul>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=desktop" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">检索自“<a dir="ltr" href="https://zh.wikipedia.org/w/index.php?title=库塔条件&oldid=70668031">https://zh.wikipedia.org/w/index.php?title=库塔条件&oldid=70668031</a>”</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Special:%E9%A1%B5%E9%9D%A2%E5%88%86%E7%B1%BB" title="Special:页面分类">分类</a>：<ul><li><a href="/wiki/Category:%E6%B5%81%E4%BD%93%E5%8A%9B%E5%AD%A6" title="Category:流体力学">流体力学</a></li><li><a href="/wiki/Category:%E7%A9%BA%E6%B0%94%E5%8A%A8%E5%8A%9B%E5%AD%A6" title="Category:空气动力学">空气动力学</a></li></ul></div><div id="mw-hidden-catlinks" 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