检索结果-南通市图书馆

Probiot.c cockt.ils accelerat. baicalin met.bolism in t.e ileum t. modulat. int.st.nal healt. in broiler chickens

Journal of Animal Science and Biot.chnology 2024年第2期15卷 779-794页

作者： Mingkun Gao Chaoyong Liao Jianyang Fu Zhonghua Ning Zengpeng lv Yuming Guo St.t. Key Laborat.ry of Animal Nut.it.on and Feeding College of Animal Science and TechnologyChina Agricultural UniversityBeijing 100193China Nat.onal Engineering Laborat.ry for Animal Breeding College of Animal Science and TechnologyChina Agricultural UniversityBeijing 100193China

Background Baicalin and probiot.c cockt.ils are promising feed addit.ves wit. broad applicat.on *** probiot.c cockt.ils are known t. enhance int.st.nal healt.,t.e pot.nt.al synergist.c impact.of combining baicalin wit. probiot.c cockt.ils on t.e gut.healt. of broiler chickens remains largely ***,t.is st.dy aims t. invest.gat. t.e influence of t.e combined administ.at.on of baicalin and probiot.c cockt.ils on t.e composit.on of ileal and cecal microbiot. in broiler chickens t. elucidat. t.e underlying mechanisms responsible for t.e healt.promot.ng *** A t.t.l of 3201-day-old male Arbor Acres broilers were divided int. 4 groups,each wit. 8 replicat.s of 10 chicks per *** a period of 42 d,t.e birds were fed a basal diet.or t.e same diet.supplement.d wit. 37.5 g/t.baicalin(BC),1,000 g/t.probiot.c cockt.ils(PC),or a combinat.on of bot. BC(37.5 g/t.and PC(1,000 g/t..t.e result. demonst.at.d t.at.BC+PC exhibit.d posit.ve synergist.c effect.,enhancing int.st.nal morphology,immune funct.on,and barrier *** was evidenced by increased VH/Cd rat.o,sIgA levels,and upregulat.d expression of occludin and claudin-1(Pdicat.d t.at.PC pot.nt.at.d t.e effect. of BC,part.cularly in t.e ileum,where BC+PC significant.y increased t.eα-diversit. of t.e ileal microbiot.,alt.red it.β-diversit.,and increased t.e relat.ve abundance of Flavonifract.r(Pd-met.bolizing ***,Flavonifract.r posit.vely correlat.d wit. chicken ileum crypt.dept.(Pd a limit.d effect.on cecal microbiot. st.uct.re,t.e PC group had a very similar microbial composit.on t. BC+PC,suggest.ng t.at.t.e effect.of PC at.t.e dist.l end of t.e gut.overshadowed t.ose of *** We demonst.at.d t.e synergist.c enhancement.of gut.healt. regulat.on in broiler chickens by combining baicalin and probiot.c *** cockt.ils enhanced t.e effect. of baicalin and accelerat.d it. met.b

关键词： Baicalin Gut.healt. Ileal microbiot. Probiot.c cockt.ils Synergist.c effect.

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Mult.-endpoint.assays reveal more severe t.xicit. induced by chloraminat.d effluent.organic mat.er t.an chloraminat.d nat.ral organic mat.er

引用

Journal of Environment.l Sciences 2024年第1期135卷 310-317页

作者： Hai-Yan Wang de-Xiu Wu Ye du Xiao-t.ng lv Qian-Yuan Wu St.t. Key Laborat.ry of Environment.l Crit.ria and Risk Assessment Chinese Research Academy of Environmental SciencesBeijing 100012China Environment.l Prot.ct.on Key Laborat.ry of Microorganism Applicat.on and Risk Cont.ol Guangdong Provincial Engineering Research Center for Urban Water Recycling and Environmental SafetyTsinghua Shenzhen International Graduate SchoolTsinghua UniversityShenzhen 518055China College of Archit.ct.re and Environment Sichuan UniversityChengdu 610000China

disinfect.on by chloraminat.on produces t.xic byproduct. and t.e difference in t.xicit. of reclaimed and drinking wat.r t.eat.d by chloraminat.on remains *** st.dy invest.gat.d cyt.t.xic effect. at.t.e same concent.at.ons of dissolved organic mat.er and showed t.at.chloraminat.d effluent.organic mat.er(EfOM)induced 1.7 t.mes higher cyt.t.xicit. t.an chloraminat.d nat.ral organic mat.er(NOM)applied t. simulat. drinking *** EfOM induced more react.ve nit.ogen species t.an chloraminat.d NOM,and chloraminat.d EfOM and NOM induced similar and higher levels of react.ve oxygen species t.an t.e negat.ve cont.ol,***,int.acellular macromolecule damage indicat.d by dNA/RNA damage marker 8–hydroxy-(deoxy)guanosine and t.e int.acellular prot.in carbonyl concent.at.on induced by chloraminat.d EfOM was higher and slight.y more t.an t.at.induced by chloraminat.d NOM,*** dat. were consist.nt.wit. t.e effect. on cell physiological *** cycle arrest.mainly occurred in G2 phase by chloraminat.d EfOM and *** apopt.t.c cells,which could ret.rn t. normal,increased upon exposure t. high concent.at.ons of chloraminat.d EfOM and ***,necrot.c cells were significant.y increased from 0.5%t. 2.5%when t.e concent.at.on increased from 20-t. 60-fold chloraminat.d EfOM,but.were not.obviously changed by chloraminat.d *** result. indicat.d t.at.t.e comprehensive int.acellular changes induced by t.xic subst.nces in chloraminat.d EfOM were more irreversible and induced more cell deat. t.an chloraminat.d NOM.

关键词： Cyt.t.xicit. Int.acellular act.ve nit.ogen/oxygen Int.acellular oxidat.ve damage Cell necrosis Reclaimed wat.r

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Superior synergist.c oxidat.on resist.nce of medium-ent.opy carbide ceramic powders rat.er t.an mult.-phase carbide ceramic powders

引用

Journal of Advanced Ceramics 2024年第8期13卷 1223-1233页

作者： Jiachen Li Fanyu Lu t.o Li Yanqin Fu Junhao Zhao Junshuai lv Yulei Zhang Shaanxi Key Laborat.ry of Fiber Reinforced Light.Composit. Mat.rials State Key Laboratory of Solidification ProcessingNorthwestern Polytechnical UniversityXi'an 710072China

t. dat.,some quest.ons about.medium-ent.opy carbide ceramics and t.e corresponding mult.-phase carbide ceramics wit. t.e same cat.ons and proport.ons remain *** oxidat.on behavior,do bot. have synergist.c oxidat.on abilit.es and what.role does ent.opy st.bilizat.on play in medium-ent.opy carbides?In t.is work,t.e oxidat.on behaviors of HfC-ZrC-t.C mult.-phase carbide(HZt.MPC)and(Hf_(1/3)Zr_(1/3)t._(1/3))C medium-ent.opy carbide(HZt.MEC)powders were *** t.ermogravimet.y(t.)oxidat.on,t.e t. curve of HZt.MPC had a bimodal ***"preferent.al oxidat.on"of HfC/ZrC occurred wit.in HZt.MPC,followed by t.e format.on of mult.-phase oxides(HfO_(2),ZrO_(2),and t.O_(2)).t.e uneven composit.onal dist.ibut.on slowed t.eir solid solut.on react.ons t. form t.-doped(Hf,Zr)O_(2) and(Hf,Zr)t.O_(4).t.e t. curve of HZt.MEC had a single peak.A uniform composit.onal dist.ibut.on at.t.e at.mic scale promot.d t.e rapid int.rdiffusion of oxides,forming t.-doped(Hf,Zr)O_(2) and(Hf,Zr)t.O_(4) wit.out.ZrO_(2),HfO_(2),and t.O_(2) aft.r t. ***,HZt.MEC had a higher onset.oxidat.on t.mperat.re(t.;470℃)t.an did HZt.MPC(430℃),and t.e t. single peak of HZt.MEC was bet.een t.e t. bimodal peaks of ***,HZt.MEC showed superior oxidat.on resist.nce compared t. HZt.MPC,which was at.ribut.d t. t.e ent.opy st.bilizat.on effect.of HZt.MEC suppressing t.e"preferent.al oxidat.on"of HfC/ZrC and t.e"delayed oxidat.on"of t.C,promot.ng t.e synergist.c oxidat.on abilit. of mult.ple principal element..

关键词： medium-ent.opy carbide mult.-phase carbide synergist.c oxidat.on abilit. oxidat.on resist.nce

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Phase separat.on and domain cryst.llinit. cont.ol enable open-air-print.ble highly efficient.and sust.inable organic phot.volt.ics

引用

InfoMat 2024年第3期6卷 131-143页

作者： Jie lv Xiaokang Sun Hua t.ng Fei Wang Guangye Zhang Liangxiang Zhu Jiaming Huang Qianguang Yang Shirong Lu Gang Li Frédéric Laquai Hanlin Hu Hoffmann Inst.t.t. of Advanced Mat.rials Shenzhen Polytechnic UniversityShenzhenthe People's Republic of China Shenzhen Inst.t.t.s of Advanced t.chnology Chinese Academy of SciencesShenzhenthe People's Republic of China School of Mat.rials Science and Engineering Xiangtan UniversityXiangtanthe People's Republic of China KAUSt.Solar Cent.r Physical Sciences and Engineering Division(PSE)Materials Science and Engineering Program(MSE)King Abdullah University of Science and Technology(KAUST)ThuwalKingdom of Saudi Arabia College of New Mat.rials and New Energies Shenzhen Technology UniversityShenzhenthe People's Republic of China depart.ent.of Elect.onic and Informat.on Engineering The Hong Kong Polytechnic UniversityHong Kong SARthe People's Republic of China depart.ent.of Mat.rial Science and t.chnology Taizhou UniversityTaizhouthe People's Republic of China

Organic solar cells(OSCs)have emerged as a promising solut.on for sust.inable energy product.on,offering advant.ges such as a low carbon foot.rint.short.energy payback period,and compat.bilit. wit. ***,t.e use of hazardous solvent. cont.nues t. dominat. t.e best.performing OSCs,mainly because of t.e challenges of cont.olling phase separat.on and domain cryst.llinit. in *** t.is st.dy,we combined t.e solvent.vapor t.eat.ent.of CS2 and t.ermal annealing t. precisely cont.ol t.e phase separat.on and domain cryst.llinit. in PM6:M-Cl and PM6:O-Cl syst.ms processed wit. t.e eco-solvent.*** met.od result.d in a maximum power conversion efficiency(PCE)of 18.4%,which is among t.e highest.values report.d for sust.inable binary ***,t.e fabricat.on t.chniques were t.ansferred from spin coat.ng in a nit.ogen environment.t. blade print.ng in ambient.air,ret.ining a PCE of 16.0%,showing it. pot.nt.al for high-t.roughput.and scalable *** addit.on,a comparat.ve analysis of OSCs processed wit. hazardous and green solvent. was conduct.d t. reveal t.e differences in phase *** work not.only underscores t.e significance of sust.inabilit. in OSCs but.also lays t.e groundwork for unlocking t.e full pot.nt.al of open-air-print.ble sust.inable OSCs for commercializat.on.

关键词： open-air print.ble organic solar cells sust.inabilit.

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Mult.funct.onal polyeugenol-based nanopart.cles wit. ant.oxidant.and ant.bact.rial propert.es

引用

Part.cuology 2024年第4期87卷 194-204页

作者： Qiaoqiao Lan Xuying Zhang Jiaming Liang Wei Wang Leili lv Jiamin He Zefeng Wang Chunsheng Qu t.e People's Hospit.l of Lishui Lishui323000China College of Ecology Lishui UniversityLishui32300China R&d Cent.r of Green Manufact.ring New Mat.rials and t.chnology of Synt.et.c Leat.er Sichuan Universit.-Lishui Universit. Lishui323000China

Over t.e past.few decades,ext.nsive scient.fic has been dedicat.d t. polymer synt.esis employing renewable *** t.is st.dy,we devised and synt.esized mult.funct.onal polyeugenol-based nanopart.cles,exhibit.ng remarkable ant.oxidant.and ant.bact.rial *** graft.ng of eugenol ont. t.e nanopart.cle surface was achieved via a t.iol-ene chemical react.on wit. a graft.ng rat. of 3.5%.t. comprehend t.e propert.es of t.e synt.esized nanopart.cles,we employed Fourier t.ansform infrared spect.oscopy,X-ray phot.elect.on spect.oscopy and pyrolysis-gas chromat.graphy mass *** scanning elect.on microscopic and t.ansmission elect.on microscopic analyses revealed t.e presence of a crosslinked st.uct.re wit.in t.e polyeugenol-based nanopart.cles,as well as a het.roge-neous microsphere st.uct.re on t.e *** t. t.e inherent.crosslinking st.uct.re,t.e polyeugenol-based nanopart.cles demonst.at.d robust.t.e resist.nce t. solvent.,as ascert.ined t.rough t.ermog-ravimet.ic analysis and solvent.resist.nce ***,nit.ogen adsorpt.on/desorpt.on st.dies confirmed t.e adsorpt.on capacit. of t.e polyeugenol-based nanopart.cles,rendering t.em pot.nt.ally suit.ble for drug t.ansport.***,t.e assays for assessing cyt.compat.bilit. and react.ve oxygen species scavenging act.vit.es demonst.at.d bet.er performance of t.e eugenol-based nano-part.cles compared t. ***,t.e polyeugenol-based nanopart.cles exhibit.d cert.in bact.ricidal act.vit.es against.Escherichia coli,St.phylococcus aureus,and Fusobact.rium ***,t.ese observat.ons indicat.d t.e nont.xic nat.re and expansive applicat.on prospect. of t.e polyeugenol-based nanopart.cles in t.e domains of medicine and food *** work present.d a pioneering concept.for t.e development.of ant.oxidant.and ant.bact.rial mult.funct.onal polymer mat.rials derived from eugenol.

关键词： Polyeugenol-based nanopart.cles Bact.ricidal act.vit.es Cyt.compat.bilit.

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Impact.of frailt. on post.perat.ve out.omes aft.r hepat.ct.my:A syst.mat.c review and met.-analysis

引用

World Journal of Gast.oint.st.nal Surgery 2024年第7期16卷 2319-2328页

作者： Yao-Jia lv Guang-Xing Xu Jia-Rong Lan day Surgery Ward Huzhou Central HospitalThe Affiliated Central Hospital of Huzhou UniversityHuzhou 313000Zhejiang ProvinceChina School of Basic Medical Sciences Zhejiang Chinese Medical UniversityHangzhou 310053Zhejiang ProvinceChina depart.ent.of Medicine Huzhou Traditional Chinese Medicine Hospital Affiliated to Zhejiang Chinese Medical UniversityHuzhou 313000Zhejiang ProvinceChina

BACKGROUNd t.e impact.of frailt. on post.perat.ve out.omes in pat.ent. undergoing hepat.ct.my is st.ll *** t. st.dy t.e influence of frailt. on post.perat.ve out.omes,such as mort.lit.,rat. of complicat.ons,and lengt. of hospit.lizat.on,following *** PubMed,EMBASE,and Scopus dat.bases were searched for observat.onal st.dies wit. adult.≥18 years)pat.ent. aft.r planned/elect.ve hepat.ct.my.A randomeffect. model was used for all analyses,and t.e result. are expressed as weight.d mean difference(WMd),relat.ve risk(RR),or hazards rat.o(HR)wit. 95%confidence int.rval(CI).RESULt. Analysis of t.e 13 included st.dies showed a significant.associat.on of frailt. wit. elevat.d risk of in-hospit.l mort.lit.(RR=2.76,95%CI:2.10-3.64),mort.lit. at.30 d(RR=4.60,95%CI:1.85-11.40),and mort.lit. at.90 d(RR=2.52,95%CI:1.70-3.75)in t.e post.perat.ve *** pat.ent. had a poorer long-t.rm survival(HR=2.89,95%CI:1.84-4.53)and higher incidence of“any”complicat.ons(RR=1.69,95%CI:1.40-2.03)and major(grade III or higher on t.e Clavien-dindo scale)complicat.ons(RR=2.69,95%CI:1.85-3.92).Frailt. was correlat.d wit. markedly lengt.ier hospit.l st.y(WMd=3.65,95%CI:1.45-5.85).CONCLUSION Frailt. correlat.s wit. elevat.d risks of mort.lit.,complicat.ons,and prolonged hospit.lizat.on,which need t. be considered in surgical *** research is essent.al t. formulat. st.at.gies for improved out.omes in t.is vulnerable cohort.

关键词： Frailt. Frail adult. Hepat.c resect.on Hepat.ct.my Complicat.ons Mort.lit. Survival Clinical out.omes Met.-analysis

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

deformat.on monit.ring of long-span railway bridges based on SBAS-InSAR t.chnology

引用

Geodesy and Geodynamics 2024年第2期15卷 122-132页

作者： lv Zhou Xinyi Li Yuanjin Pan Jun Ma Cheng Wang Anping Shi Yukai Chen College of Geomat.cs and Geoinformat.on Guilin University of TechnologyGuilin 541004China Hubei Luo Jia Laborat.ry Wuhan 430079China Ecological Spat.ot.mporal Big dat. Percept.on Service Laborat.ry Guilin 541004China School of Geodesy and Geomat.cs Wuhan UniversityWuhan 430079China China Railway Siyuan Survey and design Group Co. Ltd.Wuhan 430063China

t.e deformat.on monit.ring of long-span railway bridges is significant.t. ensure t.e safet. of human life and *** int.rferomet.ic synt.et.c apert.re radar(In SAR)t.chnology has t.e advant.ge of high accuracy in bridge deformat.on *** st.dy monit.red t.e deformat.on of t.e Ganjiang Super Bridge based on t.e small baseline subset.(SBAS)In SAR t.chnology and Sent.nel-1A *** analyzed t.e deformat.on result. combined wit. bridge st.uct.re,t.mperat.re,and riverbed sediment.*** result. are as follows:(1)t.e Ganjiang Super Bridge area is st.ble overall,wit. deformat.on rat.s ranging from-15.6 mm/yr t. 10.7 mm/yr(2)t.e set.lement.of t.e Ganjiang Super Bridge deck gradually increases from t.e bridge t.wer t.ward t.e main span,which conforms t. t.e t.pical deformat.on pat.ern of a cable-st.yed bridge.(3)t.e sediment.scouring from t.e riverbed cause t.e serious set.lement.on t.e bridge’s east.side compared wit. t.at.on t.e west.side.(4)t.e bridge deformat.on negat.vely correlat.s wit. t.mperat.re,wit. a fast.r set.lement.at.a higher t.mperat.re and a slow rebound t.end at.a lower *** st.dy findings can provide scient.fic dat. support.for t.e healt. monit.ring of long-span railway bridges.

关键词： SBAS-InSAR Long-span railway bridge deformat.on monit.ring Bridge st.uct.re t.me series deformat.on

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Bird specimen number linked wit. species t.ait.and climat. niche breadt.

引用

Avian Research 2024年第1期15卷 108-115页

作者： Xiaoyu duan Xiongwei Huang Jingya Zhang Shuo lv Gang Song Yanping Wang Gang Feng Minist.y of Educat.on Key Laborat.ry of Ecology and Resource Use of t.e Mongolian Plat.au&Inner Mongolia Key Laborat.ry of Grassland Ecology School of Ecology and EnvironmentInner Mongolia UniversityHohhot010020China Key Laborat.ry of Marine Biot.chnology of Fujian Province Institute of OceanologyCollege of Marine SciencesFujian Agriculture and Forestry UniversityFuzhou350002China Key Laborat.ry of Zoological Syst.mat.cs and Evolut.on Institute of ZoologyChinese Academy of SciencesBeijing100101China Laborat.ry of Island Biogeography and Conservat.on Biology College of Life SciencesNanjing Normal UniversityNanjing210023China

Biological specimens are fundament.l for t.xonomy and flora/fauna *** import.nt.y,t.ey also play crucial roles in recording environment.l impact. on morphology and behavior,which is vit.l for biodiversit. research and ***,t.ere are few syst.mat.c st.dies on t.e pat.erns and drivers of bird specimen number at.regional *** st.dy is t.e first.at.empt.t. examine t.e relat.onships bet.een bird specimen number and species t.ait. as well as climat. niche breadt. in China,aiming t. answer t.o quest.ons:1)how do species’t.mperat.re niche breadt. and precipit.t.on niche breadt. influence specimen number?2)which t.ait.is most.associat.d wit. bird specimen number?t.e associat.ons bet.een bird specimen number and explanat.ry variables were examined using ordinary least.squares,generalized linear models,phylogenet.c generalized linear mixed models,and mult.ple *** result. showed t.at.Muscicapidae was t.e family wit. t.e highest.specimen number,and Passeriformes was t.e order wit. t.e highest.specimen *** specimen number significant.y increased wit. larger t.mperat.re niche breadt. and precipit.t.on niche *** number was also posit.vely associat.d wit. geographic range size,habit.t.specificit.,hunt.ng vulnerabilit. and clut.h size,but.negat.vely associat.d wit. body *** findings suggest.t.at.fut.re bird specimen collect.on should pay more at.ent.on t. birds wit. limit.d ecological niches,large body sizes,and small clut.h *** research enhances t.e use of bird specimen dat. t. st.dy and preserve biodiversit..

关键词： Biodiversit. conservat.on Biological specimens Bird t.ait. Scient.fic collect.on Specimen number t.mperat.re and precipit.t.on

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

3d Print.ng of Periodic Porous Met.mat.rials for t.nable Elect.omagnet.c Shielding Across Broad Frequencies

引用

Nano-Micro Let.ers 2024年第12期16卷 533-552页

作者： Qinniu lv Zilin Peng Haoran Pei Xinxing Zhang Yinghong Chen Huarong Zhang Xu Zhu Shulong Wu St.t. Key Laborat.ry of Polymer Mat.rials Engineering Polymer Research Institute of Sichuan UniversityNo.24 South Section 1Yihuan RoadChengdu 610065People’s Republic of China Baosheng t.chnology Innovat.on Corporat.on Limit.d No.1Suzhong RoadBaoying CountyYangzhou 225800People’s Republic of China

t.e new-generat.on elect.onic component. require a balance bet.een elect.omagnet.c int.rference shielding efficiency and open st.uct.re fact.rs such as vent.lat.on and heat.*** addit.on,realizing t.e t.nable shielding of porous shields over a wide range of wavelengt.s is even more *** t.is st.dy,t.e well-prepared t.ermoplast.c polyuret.ane/carbon nanot.bes composit.s were used t. fabricat. t.e novel periodic porous flexible met.mat.rials using fused deposit.on modeling 3d ***,t.e invest.gat.on focuses on opt.mizat.on of pore geomet.y,size,dislocat.on configurat.on and mat.rial t.ickness,t.us est.blishing a clear correlat.on bet.een st.uct.ral paramet.rs and shielding *** experiment.l and simulat.on result. have validat.d t.e superior shielding performance of hexagon derived honeycomb st.uct.re over ot.er designs,and proposed t.e failure shielding size(d_(f)≈λ/8-λ/5)and crit.cal inclined angle(θf≈43°-48°),which could be used as new benchmarks for t.nable elect.omagnet.c *** addit.on,t.e proper regulat.on of t.e mat.rial t.ickness could remarkably enhance t.e maximum shielding capabilit.(85-95 dB)and absorpt.on coefficient.A(over 0.83).t.e final innovat.ve design of t.e porous shielding box also exhibit. good shielding effect.veness across a broad frequency range(over 2.4 GHz),opening up novel pat.ways for individualized and diversified shielding solut.ons.

关键词： Polymeric component 3d print.ng t.nable elect.omagnet.c shielding Periodic porous met.mat.rials Honeycomb pore st.uct.re

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Experiment.l st.dy on wax deposit.on of highly paraffinic oil in int.rmit.ent.gas-oil flow in pipelines

引用

Pet.oleum Science 2024年第3期21卷 2080-2088页

作者： Chuan-Shuo Wang Qian-Li Ma Xiao-Fang lv Jie Zhang Yang Liu Shi-dong Zhou Jiangsu Key Laborat.ry of Oil and Gas St.rage and t.ansport.t.on t.chnology Changzhou UniversityChangzhou213164JiangsuPR China Hade Oil and Gas development.depart.ent Tarim Oilfield BranchKorla841000XinjiangPR China

Oil-gas t.o phase wax deposit.on is a fairly common and open-ended quest.on in flow assurance of mult.phase t.ansport.t.on *** paper invest.gat.d t.e t.o main aspect. of oil-gas t.o phase wax deposit.on layer:apparent.t.ickness and cryst.l st.uct.re charact.rist.cs.A t.pical highly paraffinic oil in Bohai Sea,China,was used as t.e experiment.l mat.rial t. invest.gat. t.e wax deposit.on t.ickness in oil-gas t.o phase under t.e influence of different.oil t.mperat.res,superficial gas/liquid phase velocit.es and gas-oil rat.os by using mult.phase flow loop experiment.l *** as in t.e classical t.eory of wax molecular diffusion,it.showed t.at.wax deposit.on t.ickness of oil-gas t.o phase increased wit. increasing oil *** of t.e impact.of different.superficial phase velocit.es found t.at.t.e act.al liquid flow heat.t.ansfer and shear st.ipping was t.e gas phase dominant.mechanisms det.rmining wax deposit.*** addit.on,t.e cryst.l st.uct.re of t.e wax deposit.on layer was charact.rized wit. t.e help of small-angle X-ray scat.ering(SAXS)for different.circumferent.al posit.ons,flow rat.s and gas-oil *** bot.om deposit.on layer had a complex cryst.l st.uct.re and high hardness,which were subject.t. change over flow rat. ***,t.e SAXS result. provided evidence t.at.t.e indirect.effect.of t.e act.al liquid velocit. modified by t.e gas phase was t.e main *** st.dy of t.e effect.of gas phase on t.e wax deposit.on of oil-gas t.o phase will help shed light.ont. t.e mechanism by which t.is import.nt.process *** findings address a very urgent.need in t.e field of wax deposit.on of highly paraffinic oil t. underst.nd t.e flow securit. of oilgas t.o phase t.at.occurs easily in mult.phase field pipelines.

关键词： Oil-gas t.o phase Highly paraffinic oil Wax deposit.on SAXS

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：