该词条未找到_海词词典

您要查找的是不是：

Keywords hydrocracking;catalyst;hydrogen tail oil;ethylene cracking material;BMCI; 加氢裂化;催化剂;加氢尾油;乙烯裂解原料;芳烃指数;
Keywords hydrocracking;catalyst;hydrogenating tail oil;ethylene cracking material;BMCI; 加氢裂化;催化剂;加氢尾油;乙烯裂解原料;BMCI;
ethylene cracking material 乙烯裂解原料
The leaking occurred in the preheating section of ethylene cracking furnace during the start-up of an ethylene cracker. 某公司烯烃裂解炉进行投料开车时,发现裂解炉预热段有泄漏现象。
This paper identifies the operation hazards of the ethylene cracking furnace, and makes the countermeasures for the safety operation. 分析识别乙烯装置裂解炉操作中的危害因素,制定了确保裂解炉安全运行的对策。
The development of newtype internals in ethylene cracking tubes has been and will continue to be the hot topic of heat transfer enhancement. 设计新型强化传热构件,并利用先进的CFD技术模拟优化设计过程是目前乙烯裂解炉管强化传热研究的主要方向。
This paper summarises the equipment and process of producing return bends used for the ethylene cracking furnace by ESR-precision casting. 本文介绍了电渣精铸裂解炉弯管的设备、工艺，并同传统的中频炉一砂型铸造工艺进行了比较。
Refinery catalytic dry gas was processed into feedstocks of ethylene cracking by pressure swing adsorption concentration and refining removal of impurities. 进行了炼厂催化干气经变压吸附浓缩及精制除杂后用作乙烯裂解原料的工业实践。
Describes an online state monitoring and fault diagnosis system suitable for the use on ethylene cracking plant machinery units,including its main structure and function. 论述了一套适用于乙烯裂解装置机组的在线状态监测及故障诊断系统,介绍了该系统的主要结构和功能。
The static cracking agent (SCA) is a new kind of cracking material using expansive pressure to cut or crack concrete, rock and other preci. 其次对静态破裂剂的作用原理和膨胀性能进行了理论分析，同时对静态破裂剂的膨胀压力进行了测试和分析，并且对其比重、容重进行了测定。
After operation of ethylene cracking furnace for many years, the furnace lining was effloresced seriously.The radiating heat loss of furnace wall was larger. 乙烯裂解炉经多年运行,炉衬粉化严重,炉壁散热损失较大,热效率下降。
This paper introduced the technology of increasing propylene yield through optimizing cracking material, adjusting depth of cracking furnace, enhancing operation monitoring of separating system. 通过优化裂解原料,调整裂解炉深度,加强分离系统操作监控,实现增产丙烯。
The basic concepts for improving anti-carbonation performance of ethylene cracking furnace lubes by surface modification are proposed based upon the carbonation process of the furnace tubes of elhylene cracker. 针对乙烯裂解炉管的渗碳过程,指出了采用表面改性技术提高乙烯裂解炉管抗渗碳性能的基本思路。
Some advantage caused by spraying water between the stages of centrifugal compressor was attained, and the theory was used successfully in cracking gas centrifugal compressor of the key machine of ethylene cracking facility. 摘要通过对湿压缩概念的介绍和分析，得出了离心式气体压缩机在级间喷水会带来的多点优势，并将这一理论成功应用于乙烯裂解装置的关键设备?裂解气压缩机。
In this paper, the property of coke from ethylene cracking and changes of its microcosmic structure in the combustion process with and without combustion-supporting agent were studied. 对乙烯裂解焦炭的性质进行了分析,并对乙烯裂解焦炭在未加助燃剂和添加助燃剂情况下的燃烧过程中微观形态的变化进行了研究。
In this paper three-dimensional combustion and pyrolysis reactions in the firebox of E-BA-107 ethylene cracking furnace of Yanshan Petrochemical Corporation were simulated by CFD software FLUENT6.2. 本文用计算流体力学软件FLUENT6.;2对燕山石化公司E-BA-107乙烯裂解炉辐射段内的燃烧和裂解反应做了三维数值模拟研究。
The material is flawed throughout. 这种材料到处是裂缝。
non-interpenetrated crack material 非贯通裂隙介质
He insists the condition to use the best material. 他坚持以使用最好的材料为条件。
A little crack detracts from the value of the vase. 小小的裂痕减损那个花瓶的价值。