| 锅炉给水泵轴封改造 |
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| 引用本文： | 杨开华. 锅炉给水泵轴封改造[J]. 大氮肥, 2011, 34(3): 174-175 |
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| 作者姓名： | 杨开华 |
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| 作者单位： | 云南天安化工有限公司,云南安宁,650309 |
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| 摘 要： | 针对高压锅炉给水泵轴封泄漏问题，对较大窜量的锅炉给水泵的轴封由填料密封改为机械密封。冲洗水采用机械密封循环液由密封室中的泵送环送出，经过冷却器返回到密封室；密封结构采用大弹簧拨叉结构传动。泵机械密封改造开车后密封性能优良，消除了轴封经常性泄漏故障，机械密封稳定运行时间达1a以上。
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| 关 键 词： | 锅炉给水泵 轴封泄漏 非常规机械密封 |
RETROFIT TO SHAFT SEAL OF BOILER FEED-WATER PUMP |
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| Yang Kaihua. RETROFIT TO SHAFT SEAL OF BOILER FEED-WATER PUMP[J]. Large Scale Nitrogenous Fertilizer Industry, 2011, 34(3): 174-175 |
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| Authors: | Yang Kaihua |
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| Affiliation: | Yang Kaihua Maintenance Shop of Yunnan Tian′an Chemical Co.,Ltd.,Anning 650309) |
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| Abstract: | Considering the leakage from shaft seal of HP boiler fed-water pump the change from packing seal to mechanical seal is made to the shaft seal of boiler fed-water pump.The circulation liquid for mechanical seal is used as flush water and pumped out from se |
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| Keywords: | boiler feed-water pump shaft seal leakage non-conventional mechanical seal |
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