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- vacuum furnace tube 减压炉管
- STUDY ON CORROSION OF VACUUM FURNACE TUBES OF ATMOSPHERIC-VACUUM DISTILLATION UNIT 常减压蒸馏装置减压炉炉管腐蚀原因研究
- Abstract: Thanks to the development of new sealing technology,the regeneration type radiant tube nozzle can be used in the vacuum furnace to achieve uniform heating result. 文摘:新型密封技术的开发,使蓄热式辐射管烧嘴得以应用在真空炉上,并获得了均匀的加热效果。
- Thanks to the development of new sealing technology,the regeneration type radiant tube nozzle can be used in the vacuum furnace to achieve uniform heating result. 新型密封技术的开发,使蓄热式辐射管烧嘴得以应用在真空炉上,并获得了均匀的加热效果。
- In the long-term operation of atmospheric and vacuum heat furnace that use vacuum heavy oil as fuel,thesurface of nailhead furnace tube in the convection chamber was seriously deposited. 以减压渣油为燃料的常减压加热炉在长期生产运行过程中,对流室钉头炉管表面结垢严重。
- Adding 2 types of 125kgVacuum Melting Furnace, another international Vacuum Furnace for 500 kg. 添置国内先进“125公斤真空熔炼炉”2台。引进国际先进“500公斤真空熔炼炉”1台。
- The stainless steel out\|gassing rates can be reduced greatly by high temperature degassing technology in a vacuum furnace. 真空炉高温除气工艺可以大大降低不锈钢出气率。
- In comparing with the vacuum furnace sintering and sintering in Ar,a simple method to sinter MgF2 in air furnace is introduced. 通过与真空炉烧结及氩气保护中烧结对比,获得在空气氛围中烧结MgF2的简易方法。
- The pyrolysis furnace tube ruptured on the welding seam along vertical lines was investigated. 对在焊缝处纵向开裂的裂解炉管进行了研究。
- The invention discloses a three-chamber continuous crystal whisker generation vacuum furnace for continuously preparing silicon carbide whiskers. 本发明公开了一种连续制备碳化硅晶须的三室连续晶须生成真空炉。
- Ternary boride based cermet cladding material was prepared by in situ reaction and liquid phase sintering technology in vacuum furnace. 在真空烧结炉中通过原位反应液相烧结工艺制备出三元硼化物基金属陶瓷覆层。
- The relation of internal microstructure damage degree of furnace tube in a ethylene pyrolyzer with weldability was studied. 研究了乙烯裂解炉服役炉管材料内部的组织损伤程度与焊接性的关系。
- The paper makes and exploratory investigation on welding and heat treatment for duriment furnace tube of hydrofining furnace in hydrofining unit. 本文对加氢精制装置中加氢精制炉奥氏体不锈钢炉管的焊接及热处理进行了探讨。
- The first domestic fine grain cast vacuum furnace on mold agitation process has been developed successfully by Beijing Institute of Aeronautical Materials. 北京航空材料研究院研究制造了我国第一台铸型搅动工艺细晶铸造真空炉。
- The hot - working Plasticity and sulphides distributing of martensitic stainless steel have been increasted by means of non - vacuum furnace and electroslog refining. 采用非真空感应炉+电渣重熔冶炼工艺,改善了硫化物分布情况,提高了材料热加工塑性。
- The whole geometric structures of combustor,combustion chamber and furnace tube in delayed coking furnace were accurately calculated by the whole-coupling method. 采用分区耦合的计算方法,实现了对工业焦化炉从燃烧器、炉膛、炉管整体几何结构的仿真,并且对焦化炉内流动、燃烧和传热全部工艺过程进行了模拟。
- It is actually needed to revamp vacuum furnace and expand its production capacity. The existing problems are introduced and analyzed and the revamping methods are raised. 改造减压炉提高生产能力,这是实际需要。介绍了目前减压炉存在的问题及其分析,提出了改造的方法。
- The analysis showed that overside of parameter in furnace tube joint welding,and unsuitable choices of the welding material were the main reason of the joint failure. 分析结果表明,炉管接头焊接工艺参数过大,焊接材料选择不当,是引起炉管焊接接头失效的主要原因。
- Causes of coker furnace tube coking during the processing of Tahe atmospheric residue have been pointed out together with the countermeasures for the start-up process. 指出用延迟焦化装置加工塔河常压渣油时容易造成焦化炉炉管结焦的原因,提出了塔河常压渣油的开工过程中延缓结焦的措施。
- The problem of drawer oil furnace tube perforation in furfural refining unit is analyzed. An urgent need the measure and effective settlement scheme are proposed. 针对润滑油糠醛精制装置抽出液加热炉系统中出现的炉管穿孔问题进行分析,提出了切实可行的应急措施和有效的解决办法。