循环氢 meaning in Chinese
circulating hydrogen
recycle hydrogen
Examples
- Application of t - shaped trough dry - gas sealing to cycle hydrogen compressor
形槽干气密封在循环氢压缩机中的应用 - A hydrogen consumption model of the hvdrotreating units has been developed . it can be used for design problems such as predicting the concentration of the cycled hydrogen
并且开发了一个实用的加氢装置氢耗模拟模型，该模型可进行设计型计算预测装置循环氢浓度等。 - Abstract : after reforming circulating hydrogen compressor put intooperation , the sealing oil was leaked always to the system , and it menaced the safe operation of platforming catalyst . finally the non - contact type mechanical sealing was adopted , so the problems were solved
文摘:重整循环氢压缩机组开车后，密封油一直向系统窜油，严重威胁铂重整催化剂安全使用，最后改为非接触式机械密封，问题得以解决。 - The problem existed in circulating hydrogen compressor oil system of reforming unit were analized in detail . the technical reconstruction measures were adopted directly . the operation situation of oil system was improved thoroughly , thus the normal operation of compressor was secured
对重整装置循环氢压缩机组油系统所存在的问题进行了细致的分析，有针对性地采取了技术改造措施，彻底改善了油系统的运行状况，从而确保了机组的正常运转。 - The results showed that : ( 1 ) the application of the above optimization method is feasible in the process of vacuum residue hydrotreating . ( 2 ) shaft power is a small part in the operation fees of the hydrogen system and has little influence on the optimization results . ( 3 ) vent should be decreased to reduce energy consumption because of the high concentration of the cycle hydrogen after rebuilding of the unit
在pc - 133微机上进行了模拟和优化计算，结果表明： ( 1 )以复合形法为核心的可行路径序贯模块法在重油加氢过程中的应用是可行的； ( 2 )压缩机轴功率在重油加氢的氢气系统操作费用中所占比例较小，对优化结果影响不大； ( 3 )装置经过技术改造后循环氢纯度过高，可以减少放空以节省能耗； ( 4 )建立的氢耗模型能够可靠地计算现有装置的循环氢浓度、溶解氢总量和装置氢耗量。