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考虑到有机热载体炉的结构、介质、使用要求等因素,要保证炉的制造质量,则需从设计、制造、检验等环节进行控制,制造单位要建立规范的质量保证体系,保证上述环节能按照质量体系要求得到控制和运转,严格遵守法规、标准,保证产品质量。 相似文献
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针对有机热载体炉,在使用时间较短的情况下发生对流受热面损坏,进行分析,并提出相应的防范措施,为有机热载体炉用户了解受热面损坏的原因和解决办法以及防止同类事故的再次发生有很大的帮助. 相似文献
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论述了对在用有机热载体4项重要质量指标即闪点、运动粘度、酸值、残碳的检测意义,并探讨了这4项指标在检测过程中的技术要求及注意事项。 相似文献
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介绍了热管余热回收技术的原理,工程应用进行简要描述,列举了在燃煤有机热载体锅炉中,利用热管余热锅炉回收余热烟气,工程实例及效益分析。 相似文献
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针对有机热载体炉运行中因管理或操作不当,常有炉管堵塞、鼓包、爆管,以及锅炉的超压、爆沸、爆炸,管道泄漏、火灾、循环系统故障而引发的常见安全事故,作了分析总结,并给出了相应的防范措施,以确保此类锅炉安全可靠地运行. 相似文献
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用有限元法分析了由ZrO2和Ti-6Al—4V组成的梯度功能材料板在对流换热边界条件下的稳态温度场问题,检验了方法的正确性,给出了对流换热边界下的稳态温度场分布。结果表明:材料组分的分布形状系数M、孔隙度P、对流换热系数和环境介质温度的变化对梯度功能材料板的稳态温度场分布均有明显的影响。此结果为材料设计和进一步的热应力分析提供了准确的计算依据。 相似文献
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Tribological performance of head-disk interface (HDI) under volatile organic contamination was investigated using a contact start/stop (CSS) tester. Slider and disk surfaces were analyzed using Time-of-Flight Secondary Ion Mass Spectroscopy (TOF-SIMS) after CSS tests. The CSS test results indicated that the friction forces were high and unstable under contamination. Transfer of lubricating oil onto the slider surface was detected after the CSS tests. The transfer amount of lubricating oil was revealed to be dependent on the chemical structure of the terminal group in the lubricating oil. Piperonyl (–CH2−phe=(O)2=CH2) terminated AM3001 lubricating oil was lost more easily than two hydroxyl (–OH) terminated Tetraol lubricating oil, probably because of the weak attractive force of the piperonyl groups with carbon overcoat. TOF-SIMS chemical images indicated that the transferring behavior of the lubricating oil onto the slider surface during CSS tests was dependent on the chemical structure of volatile organic contaminants. The lubricating oil became built up on the slider surface when the dioctyl sebacate (DOS) pollutant used. In contrast, the lubricating oil distribution on the slider surface was uniform under a polydimethylsiloxane (PDMS) vapor. The different transfer behavior of lubricating oil onto the slider surface may be resulted from the changeable surface properties of slider and disk because of the coexistence with gaseous contaminants. 相似文献