| 1913 t/h超临界锅炉启动分离器的结构强度与寿命研究 |
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| 引用本文： | 杨震,史英铨. 1913 t/h超临界锅炉启动分离器的结构强度与寿命研究[J]. 动力工程, 2006, 26(4): 462-466 |
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| 作者姓名： | 杨震 史英铨 |
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| 作者单位： | 1. 西安交通大学,西安,710049
2. 上海锅炉厂有限公司,上海,200245 |
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| 摘 要： | 根据1913t／h超临界锅炉启动分离器的结构及设计参数，分析了启动分离器在内压及温度变化作用下的内压应力和温度应力分布，提出了内压应力及温度应力指数，并根据锅炉启停曲线对其疲劳寿命进行了验算。图12表5参4
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| 关 键 词： | 动力机械工程 超临界锅炉 启动分离器 强度 寿命 |
| 文章编号： | 1000-6761（2006）04-462-05 |
| 收稿时间： | 2005-10-25 |
| 修稿时间： | 2005-10-252005-12-12 |
Structural Strength and Life Expectancy of the 1913 t/h Supercritical Boiler''''s Start-up Separator |
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| YANG Zhen,SHI Ying-quan. Structural Strength and Life Expectancy of the 1913 t/h Supercritical Boiler''''s Start-up Separator[J]. Power Engineering, 2006, 26(4): 462-466 |
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| Authors: | YANG Zhen SHI Ying-quan |
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| Abstract: | Based on previous experiences,gained in analyzing strength of boiler structures,the internal pressure incited stress distribution in a 1913 t/h supercritical boiler's start-up separator,as well as its thermal stress distribution,caused by temperature variations,are being analyzed.Indexes of internal pressure incited stress and of thermal stresses are furthermore presented,with which life expectancy calculated. according to the boiler's start-up and shut-down curves.Figs 12,tables 5 and refs 4. |
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| Keywords: | power and mechanical engineering supereritical boiler start-up separator strength life expectancy |
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