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1Berberine ameliorates renal injury in streptozotocin-induced diabetic rats by suppression of both oxidative stress and aldose reductase显示文摘背景 Berberine 是 Coptidis 根茎(CR ) 和外皮 phellodendri 的主要成分之一,在这研究,我们与糖尿病的 nephropathy (DN ) 在老鼠在肾的功能和它的可能的机制上调查了 berberine 的有益的效果。方法男 Wistar 老鼠被划分成三个组:正常,糖尿病的模型,和 berberine 处理组。在糖尿病的模型和 berberine 治疗组的老鼠被 intraperitonal 注射与 streptozotocin (STZ ) 导致到糖尿病。Glomerular 区域, glomerular 体积, fasting 血葡萄糖(FBG ) ,血脲氮(甜面包) ,浆液 creatinine (Cr ) 和为 24 个小时(UP24h ) 的尿蛋白质用商业地可得到的工具包被测量。同时, superoxide dismutase (草皮) 的活动,在浆液的 malondialdehyde (MDA ) 的内容, aldose reductase (AR ) 的活动和在肾的 AR mRNA 和蛋白质的表示被不同方法检测。结果显示出的结果 berberine 的那个口头的政府(200mg 牲汥瑡摥 ? ぐ??LIU Wei-hua HEI Zi-qing NIE Hong TANG Fu-tian HUANG He-qing LI Xue-juan DENG Yan-hui CHEN Shao-rui GUO Fen-fen HUANG Wen-ge CHEN Feng-ying LIU Pei-qing 2008Chinese Medical Journal2008,,8:41
2Oral health status in Sichuan Province: findings from the oral health survey of Sichuan, 2015–2016显示文摘To investigate oral health status in the residents of Sichuan Province, southwest China, a cross-sectional study was performed using the latest Oral Health Survey Basic Methods recommended by the World Health Organization. A multistage stratified random cluster-sampling method was used to enroll participants from the following three groups: children aged 3–5 years,adolescents aged 12 years, and people aged 65–74 years. In these three groups, the mean numbers of teeth that were affected by caries were 3.28, 0.86 and 5.13, respectively, resulting in a prevalence of 63.47%, 37.20% and 83.20%, respectively.Relative to the high rate of decayed teeth, the prevalence of fillings was very low in all age groups(0.97%, 7.24% and 5.43%,respectively). In the 12-year-old adolescent group, only 3.61% had good pit and fissure sealing. In addition, the rate of dental fluorosis was 24.80%, and the Community Fluorosis Index value was 0.39. In the elder group, the community periodontal index was2.92. The prevalence in the elderly of having lost at least one tooth was 75.54%. Additionally, 4.44% of these participants were edentulous. The incidence of dental prosthesis was 51.75%, the proportion with a removable partial denture, a fixed denture, full dentures, dental implants and an informal fixed bridge was 21.59%, 11.45%, 4.64%, 0 and 16.67%, respectively. In this study,8.2% of the elderly participants were affected by different types of oral mucosal lesions. Among such lesions, recurrent aphthous ulcers were most prevalent(2.69%) and oral lichen planuses were second(1.6%). The conclusion presented in this survey is that oral diseases, especially dental caries and periodontal disease, are frequent and common in Sichuan province, China. Moreover, the treatment rate is very low, and primary prevention and treatment options are therefore urgently needed in this population.Wei Yin Ying-Ming Yang Hong Chen Xue Li Zhuo Wang Li Cheng Qiu-Dan Yin Hong-Zhi Fang Wei Fei Fang-Lin Mi Min-Hai Nie Tao Hu Xue-Dong Zhou 2017International Journal of Oral Science2017,9,1:30
35-Hydroxymethylcytosine signatures in circulating cell-free DNA as diagnostic biomarkers for human cancers显示文摘象 5-methylcytosine (5mC ) 和 5-hydroxymethylcytosine (5hmC ) 那样的 DNA 修正是知道在哺乳动物影响全球基因表示的 epigenetic 标记。在人的染色体,与基因表示的靠近的关联和高化学的稳定性给他们的流行,这些 DNA epigenetic 标记能为癌症用作理想的 biomarkers 诊断。利用一种高度敏感、选择的化学标记技术,我们这里报导在传播没有房间的 DNA ( cfDNA )并且在从最近与 colorectal 诊断的 260 个病人的一个队收集的配对的肿瘤和邻近的纸巾的 genomic DNA ( gDNA )的 5hmC 的染色体宽的介绍,胃,胰腺,从 90 个健康个人的肝或甲状腺癌症和正常纸巾。5hmC 主要在与开的染色质和容许的 histone 修正重合的 transcriptionally 活跃的区域被散布。柔韧的联系癌症的 5hmC 签名在 cfDNA 被识别为特定的癌症类型是特征的。传播 cfDNA 的 5hmC 底 biomarkers colorectal 和胃的癌症是高度预兆的并且比常规 biomarkers 优异并且比得上从织物活体检视的 5hmC biomarkers。因此,这新策略能从血样品的分析为癌症的诊断和预后导致有效、最低限度地侵略的方法的发展。Wenshuai Li Xu Zhang Xingyu Lu Lei You Yanqun Song Zhongguang Luo Jun Zhang Ji Nie Wanwei Zheng Diannan Xu Yaping Wang Yuanqiang Dong Shulin Yu Jun Hong Jianping Shi Hankun Hao Fen Luo Luchun Hua Peng Wang Xiaoping Qian Fang Yuan Lianhuan Wei Ming Cui Taiping Zhang Quan Liao Menghua Dai Ziwen Liu Ge Chen Katherine Meckel Sarbani Adhikari Guifang Jia Marc B Bissonnette Xinxiang Zhang Yupei Zhao Wei Zhang Chuan He Jie Liu 2017Cell Research2017,27,10:30
4Acute inflammation stimulates a regenerative response in the neonatal mouse heart显示文摘Chunyong Han Yu Nie Hong Lian Rui Liu Feng He Huihui Huang Shengshou Hu 2015Cell Research2015,25,10:26
5Antigen-presenting effects of effector memory Vγ9Vδ2 T cells in rheumatoid arthritis显示文摘Chaoying Hu Liu Qian Yi Miao Qiuyu Huang Ping Miao Ping Wang Qiwen Yu Hong Nie Jiying Zhang Dongyi He Rong Xu Xuehua Chen Bingya Liu Dongqing Zhang 2012Cellular & Molecular Immunology2012,9,3:18
6Preparation of recombinant human bone morphogenetic protein-2 loaded dextran-based microspheres and their characteristics显示文摘瞄准:为了准备,新药品为织物工程和指导织物新生(GTR ) 使用与 recombinant 人骨头的持续交货性质形成形态基因的 protein-2 (rhBMP2 ) 。方法:装载 rhBMP2 的基于葡聚糖的水疗院胶化微范围(rhBMP2-MPs ) 试图把 rhBMP2 作为简历活动并且完成 rhBMP2 的长期的持续版本,被双阶段准备使乳化的冷凝作用聚合。物理、化学表演和那些微范围的生物特征被学习在试管内和在活体内。结果:中心体的平均直径是有 75.4% 从 20 microm 到装载的 40 microm 和这药的 30.33+/-4.32 microm,封装效率分别地是 7.82% 和 82.25% 。释放 rhBMP2 侧面在试管内证明那个 rhBMP2 版本能被维持超过 10 d。与好胀大和简历降级行为, rhBMP2-MPs 能被保留 6 个月在在没有重要典型变化或简历活动损失的 4 度下面。细胞学研究证明 rhBMP2-MPs 能支持牙齿周围的系带房间(PDLC ) 的增长约 10 d,当集中的 rhBMP2 答案的简历活动能仅仅保留 3 d 时。扫描电子显微镜证明 rhBMP2-MPs 能是进磷酸钙 ceremic (CPC ) 和在 CPC/rhBMP2-MPs 脚手架的 PDLC 的衍生於人造媒体的生长的多孔的结构的 enchased。动物实验比与 CPC (CPC/rhBMP2 ) 第一手地使用 rhBMP2 化合物显示用 CPC/rhBMP2-MPs,脚手架能获得更多的牙齿周围的织物新生。结论:由包含 rhBMP2 进基于葡聚糖的微范围, rhBMP2 的小数量能完成相等的效果到集中的 rhBMP2 答案并且同时,能延长 rhBMP2 保留在试管内和在活体内。Fa-ming CHEN Zhi-fen WU Qin-tao WANG Hong WU Yongojie ZHANG Xin NIE Yan JIN 2005Acta Pharmacologica Sinica2005,26,9:16
7Eleven COVID-19 Outbreaks with Local Transmissions Caused by the Imported SARS-CoV-2 Delta VOC-China,July-August,2021显示文摘Starting from December 2019,Wuhan,China,encountered the first outbreak of coronavirus disease 2019(COVID-19)(1-2).The epidemic was successfully suppressed by strict containment so that the number of infected people was reduced to 0 on April 8,2020(3–4).After that,China experienced roughly 3 dozen outbreaks with local transmission caused by imported severe acute respiratory syndrome coronavirus 2(SARS-CoV-2).Lei Zhou Kai Nie Hongting Zhao Xiang Zhao Bixiong Ye Ji Wang Cao Chen Hong Wang Jiangli Di Jinsong Li Chao Li Zhixiao Chen Ruiqi Ren Peihua Niu Hui Chen Tao Chen Yali Wang Lili Li Bingxue Han Ruhan A Si Chen Dan Li Dan Li Chunxia Jin Xin Zhang Jiangmei Liu Chunyu Xu Yecheng Yao Yenan Feng Zhili Li Bike Zhang Yang Song Peter Hao Yanping Zhang Hao Li Qun Li George F.Gao Guoqing Shi Wenbo Xu 2021China CDC weekly2021,3,41:13
8Analysis Approach to Durability Based on Material Initial Fatigue Quality and S-N Curve显示文摘Based on probabilistic fracture mechanics approach, a new concept of material initial fatigue quality (MIFQ) is developed. Then, the relation between S-N curve and crack propagation curve is studied. From the study, a new durability analysis method is presented. In this method, S-N curve is used to determine crack growth rate under constant amplitude loading and evaluate the effects of different factors on durability and then the structural durability is analyzed. The tests and analyses indicate that this method has lower dependence on testing, and higher accuracy, reliability and generality and is convenient for application.Yang Moucuna Nie Hong 2007Chinese Journal of Aeronautics2007,20,6:11
9Controlled Teleportation Using Four-Particle Cluster State显示文摘A controlled teleportation scheme is presented.In this scheme,quantum information of a single-qubit stateor an entangled two-qubits state is transmitted from a sender (Alice) to a receiver (Charlie) via a four-particle clusterstate under the control of the supervisor (Bob).The feature of this scheme is that the teleportation between the senderand the receiver depends on the control of the supervisor.LI Song-Song NIE Yi-You HONG Zhi-Hui YI Xiao-Jie HUANG Yi-Bin 2008Communications in Theoretical Physics2008,50,9:11
10Commercial Application of the Second Generation RHT Catalysts for Hydroprocessing the Residue with Low Sulfur and High Nitrogen Contents显示文摘The RHT technology and the second generation RHT catalysts were applied in design of an 1.7Mt/a VRDS unit at the SINOPEC Changling Branch Co. The commercial application result demonstrated that the RHT catalysts showed good activity and stability in processing low-sulfur and high-nitrogen residue. The first long period run of unit for processing high Fe and high Ca content residue was achieved. The reasons for excessive pressure drop of R-101 were ascribed to Fe and Ca deposition as well as coke formation.Shao Zhicai Zhao Xinqiang Liu Tao Dai Lishun Nie Hong 2014China Petroleum Processing & Petrochemical Technology2014,16,1:11
11Tracking Performance of Electric Power Steering System Based on the Mixed H_2/H_∞ Strategy显示文摘The tracking performance of motor current is an important factor that affects the assistance torque of electric power steering (EPS) system. Bad tracking performance will cause assistant torque delay, and make road feeling bad, and is influenced by the input steering torque and system measuring noise. However the existing methods have some shortages on system's robust dynamic performance and robust stability. The mixed H2/H∞ strategy for recirculating ball-type EPS system in a pure electric bus is proposed, and vehicle dynamic model of the system is established. Due to the existence of system model uncertainty, disturbance signals, sensor noises and the demand of system dynamic performance, the indexes of robust performance and road feeling for drivers are defined as the appraisal control objectives. The H∞ method is introduced to design the H∞ controller, and the H2 method is applied to optimize the H∞ controller, thus the mixed H2/H∞ controller is designed. The response of EPS system to the motor current command with amplitude of 20 A, the road disturbance with amplitude of 500 N and the sensor random noise with the amplitude of 1 A is simulated. The simulation results show that the recirculating ball-type EPS system with the mixed H2/H∞ controller can attenuate the random noises and disturbances and track the boost curve well, so the mixed H2/H∞ controller can improve the system's robust performance and dynamic performance. For the purpose of verifying the performance of the designed control strategy, the motor current tracking performance ground tests are conducted with step response input of the steering wheel, double-lane steering test and lemniscate steering test, respectively. The tests show that the mixed H2/H∞ controller for the recirculating ball-type EPS system of pure electric bus is feasible. The designed controller can solve the robust performance and robust stability of the system, thus improve the tracking performance of the EPS system and provide satisfied road feeling for the drivers.ZHAO Wanzhong SHI Guobiao LIN Yi NIE Hong 2011Chinese Journal of Mechanical Engineering2011,24,4:10
12TaqMan Real-time RT-PCR Assay for Detecting and Differentiating Japanese Encephalitis Virus显示文摘Objective To detect Japanese encephalitis virus(JEV) rapidly and distinguish its genotypes, a TaqMan-based reverse transcriptase quantitative polymerase chain reaction(RT-PCR) detection system was developed.Methods By aligning the full-length sequences of JEV(G1-G5), six sets of highly specific TaqMan real-time RT-PCR primers and probes were designed based on the highly conserved NS1, NS2, and M genes of JEV, which included one set for non-specific JEV detection and five sets for the detection of specific JEV genotypes. Twenty batches of mosquito samples were used to evaluate our quantitative PCR assay.Results With the specific assay, no other flavivirus were detected. The lower limits of detection of the system were 1 pfu/mL for JEV titers and 100 RNA copies/μL. The coefficients of variation of this real-time RT-PCR were all < 2.8%. The amplification efficiency of this method was between 90% and 103%.Conclusion A TaqMan real-time RT-PCR detection system was successfully established to detect and differentiate all five JEV genotypes.SHAO Nan LI Fan NIE Kai FU Shi Hong ZHANG Wei Jia HE Ying LEI Wen Wen WANG Qian Ying LIANG Guo Dong CAO Yu Xi WANG Huan Yu 2018Biomedical and Environmental Sciences2018,31,3:10
13DYNAMIC BEHAVIOR ANALYSIS FOR LANDING-GEAR WITH DIFFERENT TYPES OF DUAL-CHAMBER SHOCK-STRUTS显示文摘In this paper three types of dual- chamber shock- struts are considered in dynamic analyses of landing-gear behavior during impact and taxi. Their dynamic characteristics are compared with each other according to calculation results, and some conclusions are presented.It is very helpful for selecting a suitable type of dual-chamber shock-strut in landing-gear design.Nie Hong Qiao XinAircraft Engineering Department, Nanjing Aeronautical InstituteNanjing 210016, China Gao Zejun R&D Institute of Chendu Aircraft Corp.Chendu 610041, ChinaZhou Lanqin Landing Gear Manufa ctoryBox 43#, Yangxian, Shaanxi 723313, China 1991Chinese Journal of Aeronautics1991,6,2:10
14Comparison of basic features and origins of oolitic shoal reservoirs between carbonate platform interior and platform margin locations in the Lower Triassic Feixianguan Formation of the Sichuan Basin,southwest China显示文摘The oolitic shoal reservoirs of the Lower Triassic Feixianguan Formation carbonates in the Sichuan Basin of southwest China are an important target for gas exploration in the basin.Their occurrence,like other cases worldwide,can be divided into two locations in general,i.e.,platform interior and platform margin locations.Their differences of reservoir features and origins,however,have not been investigated comprehensively due to different exploration degrees.This issue is addressed in this paper,to provide basic data and information for the basin's hydrocarbon exploration and for the study of carbonate platform sedimentology and reservoir geology worldwide.We compared the features of these two types of reservoirs in detail,including the depositional and diagenetic features,pore types and petrophysical features.Based on the comparison,the origin of the reservoirs was further discussed.It is shown that the reservoirs in platform interior and platform margin locations differ significantly.The interior carbonates were deposited in moderate to high energy settings and the dominant lithologic type was limestone,which was weakly compacted and intensely cemented and has undergone meteoric dissolution.Pore types include intragranular dissolution and moldic pores,with low porosities(<6%) and low permeabilities(<0.1 mD).By contrast,the platform margin carbonates were deposited in relatively high energy settings and mainly consisted of dolostones with some limestones.The rocks were strongly compacted but incompletely cemented.As a result,some primary intergranular pores were preserved.Both meteoric solution and burial solution have taken place.There are various types of pore spaces including intergranular and intercrystalline solution pores and residual intergranular pores.This type of reservoir generally has better petrophysical properties(>9% porosity and >0.1 mD permeability) and pore-throat structures than the interior reservoirs.These differences were influenced by both primary depositional features and secondary diagenesis.For the interior carbonate reservoirs,early meteoric dissolution,weak compaction and strong cementation are important controlling factors.By contrast,the factors controlling the formation of the margin carbonate reservoirs mainly include dolomitization,preservation of primary pores and burial dissolution.Tan Xiucheng Zhao Luzi Luo Bing Jiang Xingfu Cao Jian Liu Hong Li Ling Wu Xingbo Nie Yong 2012Petroleum Science2012,9,4:9
15The cross-sectional and longitudinal association of the BODE index with quality of life in patients with chronic obstructive pulmonary disease显示文摘背景身体团索引,气流阻塞,呼吸困难,和锻练能力(预示)索引在与 COPD 在病人之中预言死亡,恶化和疾病严厉的风险被显示出,但是很少研究验证了在之间的关系在中国 COPD 病人之中预示索引和生活( HRQoL )优秀的联系的健康。这研究的目的是评估在之间的关系在代表性、纵的协会 analyses.Methods 预示索引和 HRQoL 一个多中心未来的队学习开始在北京在 491 个稳定的 COPD 病人被进行, China.Health 地位(HRQoL ) 被圣乔治的呼吸问询表(SGRQ ) 估计;BODE 索引为每个病人被计算;呼吸困难用 5 等级被估计医药研究委员会呼吸困难规模。包括的另外的大小 socio 人口统计,身体团索引(BMI ) ,肺函数测试和 6-minute-walk 测试(6MWT ) 。病人们然后每月被跟随 12 个月。结果仅仅 450 个病人完成了 1 年列在后面在上面并且在我们的现在的分析被注册。吝啬的年龄是(65.2 慦桳潩吗?LIN Ying-xiang XU Wan-ning LIANG Li-rong PANG Bao-sen NIE Xiu-hong ZHANG Jie WANG Hong LIU Yu-xiang WANG Dan-qi XU Zhen-yang WANG Hong-wu ZHANG Hu-sheng HE Zheng-yi YANG Ting WANG Chen 2009Chinese Medical Journal2009,,24:9
16Design of the Metal Precursors Molecular Structures in Impregnating Solutions for Preparation of Efficient Ni Mo/Al_2O_3 Hydrodesulfurization Catalysts显示文摘The molecular structures of metal precursors in the impregnating solution were designed so as to prepare efficient Ni Mo/Al_2O_3 hydrodesulfurization(HDS) catalysts. At first, five typical impregnating solutions were designed; the existing metal precursors, such as [Mo4(citrate)2O11]^(4-)-like, [P2Mo18O62]^(6-)-like and [P2Mo5O23]^(6-)-like species in the solutions were confirmed by laser Raman spectroscopy(LRS). The UV-Vis spectra results indicated that the solutions containing both phosphoric acid and citric acid could change the existing form of nickel species. Five corresponding Ni Mo/Al_2O_3 catalysts were prepared by the incipient wetness impregnation method. The LRS analysis results of dried catalysts showed that the above metal precursors could be partly retained on alumina support after impregnation and drying, although the interface reaction between different metal precursors and alumina support unavoidably took place. Then the catalysts were sulfided and characterized by N2 physisorption, TEM and XPS analyses. The results showed that different metal precursors in impregnating solution could mainly result in the difference in both the morphology of(Ni)Mo S2 slabs and the promoting effect of Ni species. The catalyst prepared mainly with [P2Mo5O23]^(6-)-like species used as precursors exhibited worse dispersion of(Ni)Mo S2 slabs and lower ratio of Ni–Mo–S active phases than the one with [Mo4(citrate)2O11]^(4-)-like species. Promisingly, the catalyst prepared with co-existing [Mo4(citrate)2O11]^(4-)-like, [P2Mo18O62]^(6-)-like and [P2Mo5O23]^(6-)-like species showed better hydrodesulfurization activity for 4,6-DMDBT thanks to its more well-dispersed Ni–Mo–S active phases.Li Huifeng Li Mingfeng Chu Yang Liu Feng Nie Hong 2015China Petroleum Processing & Petrochemical Technology2015,17,4:8
17Simultaneous desulfurization and denitrogen of liquid fuels using two functionalized group ionic liquids显示文摘Deep desulfurization of liquid fuels is an important and challenging issue in worldwide petroleum refining industry.Extraction and catalytic oxidative desulfurization(ECODS)of liquid fuels using a series of ionic liquids(ILs)with two functionalized groups,such as[(CH2)2COOHmim]Cl/n Fe Cl3,[(CH2)2COOHmim]Cl/n Zn Cl2,and[Amim]Cl/n Fe Cl3,was studied.In the ECODS,the ILs were used as both extractant and catalyst and 30 wt%hydrogen peroxide(H2O2)solution as oxidant.The effects of molar ratios of[(CH2)2COOHmim]Cl(or[Amim]Cl)to Fe Cl3(or Zn Cl2)in ILs,H2O2/sulfur(O/S)molar ratio,reaction temperature,and the nature of sulfur compounds on sulfur removal were investigated.The natures of the functional groups(–COOH,–CH2–CH=CH2)in cations and the acid strength of anions play important roles in the ECODS and affect the reaction time,temperature,and desulfurization efficiency of different substrates.Also,nitrogen-containing compounds(pyridine,pyrrole,and quinoline)could be removed simultaneously in the ECODS and had different effects on dibenzothiophene removal.NIE Yi GONG Xue GAO Hong Shuai ZHANG Xiang Ping ZHANG Suo Jiang 2014Science China Chemistry2014,57,12:8
18Medium-Pressure Hydro-upgrading (MHUG) Technology for Producing Clean Diesel Fuel显示文摘This article introduces the development and application of the medium-pressure hydro-upgrading(MHUG) technology developed by the Research Institute of Petroleum Processing(RIPP).The MHUG technology based on the chemistry of diesel hydro-upgrading reactions has the advantages of flexible product slate and excellent product quality that can increase the cetane rating of diesel fuel up to more than 15 units.The hydrotreating and hydro-upgrading catalysts associated with the MHUG technology have outstanding performance to meet the demand of MHUG technology for hydro-saturation and selective ring-opening of aromatic rings.New MHUG process flow scheme can further increase the yield and selectivity of target products.Commercial application of multiple MHUG units has revealed that the MHUG technology designated for clean diesel production features good feedstock adaptability and operating stability.Jiang Donghong Zhang Yuying Hu Zhihai Nie Hong 2012China Petroleum Processing & Petrochemical Technology2012,14,1:7
19The Form of Sulfate in Pseudo-Boehmite and Its Effect on Properties of Pseudo-Boehmite显示文摘A series of pseudo-boehmite samples with their sulfate radicals(SO2-4) concentration ranging from 0.9% to 3.0% were prepared by the reaction of Na Al O2 solution on Al2(SO4)3 solution. The existing form of sulfate radicals was investigated. Results have shown that sulfates in pseudo-boehmite included two parts, the soluble sulfate radicals and the insoluble sulfate radicals, which accounted for 99% of the total amount of sulfate radicals. XRD, low-temperature N2-adsorption, and TEM were used to characterize the properties of these pseudo-boehmite samples. Results have shown that the relative crystallinity and crystal size of pseudo-boehmite decreased with the increase of sulfate radicals in the support. In the meanwhile, the bound water content in pseudo-boehmite increased. The TEM images of pseudo-boehmite indicated that the pseudoboehmite was prone to become amorphous hydrated alumina. However, the effect of sulfate content on the specific surface area and pore structure of aluminium oxide was insignificant.Zou Sumeng Yang Qinghe Zeng Shuangqin Nie Hong 2014China Petroleum Processing & Petrochemical Technology2014,16,4:7
20Development and CommercialApplication of RSDS-II Technology for Selective Hydrodesulfurization of FCC Naphtha显示文摘The FCC naphtha selective hydrodesulfurization technology(RSDS-II)has been tested with different feedstocks in pilot scale.The results show that RSDS-II technology is viable in terms of its adaptability to different feedstocks.To produce gasoline with a sulfur content of less than 50μg/g by the RSDS-II technology,the gasoline RON loss is less than 1.8,0.9and 0.2 units,respectively,upon processing the conventional high-sulfur and high-olefin FCC naphtha,the high-sulfur MIP naphtha,and the medium-sulfur or low-sulfur MIP naphtha.Upon using the naphtha produced from pre-hydrotreated FCC feedstock as the RSDS-II feedstock to manufacture gasoline with a sulfur content of lower than 10μg/g,the RON loss does not exceed 1.0 unit.The RSDS-II technology has been commercialized successfully at many refineries.The result of operating commercial RSDS-II unit at the Shanghai Petrochemical Company has revealed that upon processing a feedstock containing 38.7 v% —43.3 v% of olefins and 250—470 mg/g of sulfur,the sulfur content in the treated gasoline ranges from 33μg/g to 46μg/g and the RON loss is equal to only 0.3—0.6 units.Till now this RSDS-II unit has been operating smoothly over 30 months.Thanks to its high HDS activity and good selectivity,the RSDS-II technology can meet the refinery’s needs for adequate upgrading of gasoline.Qu Jinhua Xi Yuanbing Li Mingfeng Pan Guangcheng Jin Xin Gao Xiaodong Nie Hong 2013China Petroleum Processing & Petrochemical Technology2013,15,3:6
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