Research on the Influence of the External Structure of the Fairing on the Hydrodynamic Performance of the Micro-head Hydraulic Turbine

WU Qi-hui; GAO Qiang; GAO Yan-jing; LI Ya-ning; YAN Peng-fei

doi:10.12396/znsd.2500356

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","thumbnailUrl":"1007-2284-2026--1-152/thumbnail/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F002.jpg"},{"captionCn":"水轮机计算域 ","magId":"ecd363c8-a0a3-4845-8e3c-22f760484d11","labelCn":"图3","pptUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F003.jpg.ppt","labelEn":"Fig.3","figUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F003.jpg","titleEn":"Fig.3 Turbine computational domain","titleCn":"图3 水轮机计算域","id":"F3","captionEn":"Turbine computational domain ","thumbnailUrl":"1007-2284-2026--1-152/thumbnail/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F003.jpg"},{"captionCn":"计算域网格划分 ","magId":"a41456df-a01e-4219-8c8b-c818ed9d910d","labelCn":"图4","pptUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F004.jpg.ppt","labelEn":"Fig.4","figUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F004.jpg","titleEn":"Fig.4 Mesh division of the computational domain","titleCn":"图4 计算域网格划分","id":"F4","captionEn":"Mesh division of the computational domain ","thumbnailUrl":"1007-2284-2026--1-152/thumbnail/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F004.jpg"},{"captionCn":"增加外部结构前后的水轮机流场分析 ","magId":"5c95f8dc-4f2e-4fa6-bc74-82f4041bc55e","labelCn":"图5","pptUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F005.jpg.ppt","labelEn":"Fig.5","figUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F005.jpg","titleEn":"Fig.5 Turbine flow field analysis with and without the external structure","titleCn":"图5 增加外部结构前后的水轮机流场分析","id":"F5","captionEn":"Turbine flow field analysis with and without the external structure ","thumbnailUrl":"1007-2284-2026--1-152/thumbnail/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F005.jpg"},{"captionCn":"水轮机内放置叶轮处水平截面流速分布 ","magId":"4264203d-881a-4304-aaca-693d33cef472","labelCn":"图6","pptUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F006.jpg.ppt","labelEn":"Fig.6","figUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F006.jpg","titleEn":"Fig.6 Velocity distribution in the horizontal plane at the impeller location inside the turbine","titleCn":"图6 水轮机内放置叶轮处水平截面流速分布","id":"F6","captionEn":"Velocity distribution in the horizontal plane at the impeller location inside the turbine ","thumbnailUrl":"1007-2284-2026--1-152/thumbnail/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F006.jpg"},{"captionCn":"不同比例下水轮机流场速度云图 ","magId":"11a3f1dd-1374-4fff-9b98-663fb5e26f6d","labelCn":"图7","pptUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F007.jpg.ppt","labelEn":"Fig.7","figUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F007.jpg","titleEn":"Fig.7 Velocity contours of the turbine flow field under different axial ratios","titleCn":"图7 不同比例下水轮机流场速度云图","id":"F7","captionEn":"Velocity contours of the turbine flow field under different axial ratios ","thumbnailUrl":"1007-2284-2026--1-152/thumbnail/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F007.jpg"},{"captionCn":"不同比例下水轮机内放置叶轮处竖直截面流速分布 ","magId":"e89cb44e-14fa-44a7-a138-61bd2a0cf097","labelCn":"图8","pptUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F008.jpg.ppt","labelEn":"Fig.8","figUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F008.jpg","titleEn":"Fig.8 Vertical sectional velocity distribution at the impeller position inside the turbine under different axial ratios","titleCn":"图8 不同比例下水轮机内放置叶轮处竖直截面流速分布","id":"F8","captionEn":"Vertical sectional velocity distribution at the impeller position inside the turbine under different axial ratios ","thumbnailUrl":"1007-2284-2026--1-152/thumbnail/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F008.jpg"},{"captionCn":"上下轴比例与功率系数的关系曲线 ","magId":"e9f34cb4-7e1f-4d22-8ad2-56193a25b6c2","labelCn":"图9","pptUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F009.jpg.ppt","labelEn":"Fig.9","figUrl":"1007-2284-2026--1-152/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F009.jpg","titleEn":"Fig.9 Relationship curve between upper-lower shaft ratio and power coefficient","titleCn":"图9 上下轴比例与功率系数的关系曲线","id":"F9","captionEn":"Relationship curve between upper-lower shaft ratio and power coefficient ","thumbnailUrl":"1007-2284-2026--1-152/thumbnail/7BA201E3-00DF-498f-A8E2-8A3CA7D80746-F009.jpg"}],"authorNotes_cn":["高强（1975-），男，副教授，研究方向为流体流动理论及智能控制。E-mail：gaoqiang@nuc.edu.cn。"]}; new mag_vue({ el: '#metaVue', data:window.metaData, loading:true, doTextFun:function(text){ return doDataJsonText(text); }, doAfterFun:function(selector,jsonData){doMagVueAfter(selector,jsonData);} }); var pars = {attachType:'PDF',id:$("#articleId").val(),json:true}; jQuery.post($("#mag-common-contextPath").val()+"/EN/article/showArticleFile.do?" + new Date().getTime(), pars, function(data){ var json=null; if(data.match(/^\[json\].*/g)){ json=eval("("+data.replace(/^\[json\]/g,"")+")"); } if(json && json.status == 1){ //有权限 }else{ //无权限 $("#no-access-div").show(); } }); mag_ajax({ url:mag_currentQikanUrl() + 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