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- downflow fixed bed 下流固定床
- Abstract: Typical failures in domestic fixed bed hydrocracking uni t over the years were summarized. 文摘:总结了我国固定床加氢裂化装置历年来发生的典型故障。
- The catalytic reaction from synthesis gas to methanol in a fixed bed reactor with CNJ - 502 catalyst is studied. 利用CNJ502催化剂在固定床反应装置上研究由合成气合成甲醇的催化反应.
- Initiative cracking of n-heptane,a model compound of heavy hydrocarbons,was investigated in a fixed bed microreactor. 以正庚烷为高碳烃的模型化合物,在微反装置上对正庚烷的引发裂解进行了研究。
- Lignite gasification used in pressured fixed bed gasifier is an efficient measures for upgrade its use value. 褐煤用于固定床加压气化是提升其使用价值的有效措施。
- Fixed bed resid hydrodesulfurization technologies have been patented by chevron,Unocal, IFP, UOP and SIPM. 关于固定床式渣油加氢脱硫技术，目前世界上雪夫隆、联合油、IFP、UOP和壳牌等5家公司有专利技术。
- In the fixed bed reactor with a quartz tube, the laws of uncatalyzed reaction between soot and NO were investigated. 在石英管式炉固定床反应器上研究了程序升温条件下炭黑与NO反应的规律。
- Thus the hot spot which causes catalyst deactivation in conventional fixed bed reactor is avoided. 这样就避免了一般固定床反应器中过热部位使催化剂减活的现象。
- The two kinds of reactors are compared with the adiabatic fixed bed used nowadays. 将这两类反应器与现用的绝热型反应器进行了比较。
- Coal consumption of COREX is too much and coke is still used to supply effective calorific value of coal and form a fix bed with carbon. COREX的主要问题有两个,其一是煤耗过高,其二是仍需使用一定比例的焦炭,以补充有效热值和形成含碳固定床。
- Typical failures in domestic fixed bed hydrocracking uni t over the years were summarized. 总结了我国固定床加氢裂化装置历年来发生的典型故障。
- The study investigates the effects of temperatures, moisture,chlorine during waste incineration both in a fix bed and in a rotary incinerator. 在转式垃圾焚烧炉和固定床加热炉中,研究了有机垃圾焚烧过程中温度、水分、无机氯及有机氯对几种重金属分布的影响。
- Pre-esterification of China wood oil catalyzed by solid acid in fixed bed reactor was researched. 利用固定床反应器,以固体酸为催化剂催化桐油预酯化反应。
- Causes of too fast increase of the pressure drop and location in the fixed bed reactor of hydrocracker were discussed. 讨论了加氢装置固定床反应器压力降升高过快的原因及产生的位置。
- Sawing machines with fixed tool during operation, having a fixed bed with manual feed of the work piece or with a demountable power feed. 工作时,圆锯片不移动,有固定床身,采用手工送料进给或可拆卸动力送料的圆锯机。
- The tables are firmly fixed to the floor. 桌子都牢牢地固定在地板上。
- The performances of inert membrane reactors (IMR) were compared to that obtained in a conventional fixed bed reactor (FBR). 比较了惰性膜反应器 (IMR)与传统的固定床反应器 (FBR)在丙烷氧化脱氢反应中的性能。
- Catalytic synthesis of phenetole by ethylation of phenol with diethyl carbonate(DEC)in fixed bed reactor was investigated. 以碳酸二乙酯(DEC)为乙基化试剂,与苯酚在气固相条件下催化合成苯乙醚。
- Selective hydrogenation of cyclopentadiene(CPD)was investigated by using NiO/Al-2O-3 and NiO/MgO|Al-2O-3 in a fixed bed reactor with online analysis. 在自行安装的具有气相色谱在线分析功能的固定床连续流动反应装置上 ,考察制备的NiO/Al2 O3 催化剂对环戊二烯 (以下简记CPD)选择加氢制备环戊烯 (以下简记CPE)的催化性能 ;
- Isobornyl ethyl ether was prepared by the catalytic ethoxylation of camphene with ethyl alcohol in the presence of cation exchange resin fixed bed. 莰烯在阳离子交换树脂固定床催化下与乙醇反应生成异菠基乙醚。
