| 亚临界锅炉二级过热器喷水减温器设计改进 |
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| 引用本文： | 王莉萍. 亚临界锅炉二级过热器喷水减温器设计改进[J]. 锅炉制造, 2004, 0(2): 13-14 |
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| 作者姓名： | 王莉萍 |
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| 作者单位： | 哈尔滨锅炉厂有限责任公司,黑龙江,哈尔滨,150046 |
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| 摘 要： | 30 0MW亚临界锅炉二级过热器喷水减温器的喷雾管 ,由于温度应力引起裂纹 ,改变喷雾管的材质和壁厚 ,达到降低温度应力的效果 ,从而阻止裂纹的产生
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| 关 键 词： | 喷水减温器 喷雾管 温度应力 裂纹 材质 壁厚 |
| 文章编号： | CN23-1249(2004)02-0013-02 |
| 修稿时间： | 2003-11-15 |
Design Improvement of Secondary Superheater Spray Attemperator of Subcritical Boiler |
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| WANG Li-ping. Design Improvement of Secondary Superheater Spray Attemperator of Subcritical Boiler[J]. Boiler Manufacturing, 2004, 0(2): 13-14 |
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| Authors: | WANG Li-ping |
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| Abstract: | Because of temperature stress,the spray tube of secondary superheater spray attemperator of 300 MW subcritical boiler may generate crack,the generation of crack can be prevented by change the material nature and wall thickness,and decrease the temperature stress. |
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| Keywords: | spray attemperator spray tube temperature stress crack material nature Wall thickness |
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