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Enha.ced hea.y a.d extra.hea.y oil recovery: Current sta.us a.d new trends

PETROLEUM 2024年第3期10卷 399-410页

作者： Goma., Sa.ed Sa.em, Kha.a. G. el-hoshoudy, a. N. a. a.ha. Univ Fac Engn Min & Petr Engn Dept Cairo Egypt South Va.ley Egyptia. Petr Holding Co Ga.OPE Dept Reservoir Engn Cairo Egypt Egyptia. Petr Res Inst PVT Lab Prod Dept Cairo 11727 Egypt Egyptia. Petr Res Inst EPRI PVT Serv Ctr Cairo 11727 Egypt

Due to the increa.ed dema.d for energy resources these da.s, especia.ly due to the Russia.-Ukra.nia. wa., the focus of the ma.or countries is turning strongly towa.ds improving oil production, especia.ly hea.y a.d extra.hea.y oil, which represents 40% of the world oil reserve. Stea.-ba.ed a.d therma. (EOR) procedures a.e promising techniques for recovering hea.y oil reservoirs, but they suffer from a.sequence of problems a.d complica.ions tha. a.ise a.ter long-term a.plica.ion. These complica.ions comprise stea. brea.through, stea. overla., a.d stea./rock intera.tions. This resea.ch presents the currently a.plied techniques to ma.imize the productivity of hea.y oil, such a. stea. injection, cyclic stea. stimula.ion, in-situ combustion, a.d stea.-a.sisted gra.ity dra.na.e. Therma. technologies fa.e numerous obsta.les, a. they a.e energy a.d wa.er-intensive processes tha. a.e not environmenta.ly friendly. The resea.ch a.so presents future trends in energy-sa.ing a.d environmenta.ly friendly techniques tha. enha.ce hea.y oil recovery through va.or extra.tion (Va.EX) stea.-solvent hybrid techniques, electroma.netic energy, sonica.ion, a.d na.otechnology. The findings of this review reported tha. a.l the presented techniques focus on how to reduce the oil viscosity a.d in-situ upgra.e the crude oil properties. In turn, these enha.ce both the productivity ra.e a.d oil recovery a.d minimize the production cost. This a.ticle ca. be considered a.comprehensive review of therma. recovery methods in hea.y a.d extra.hea.y oil, in a.dition to screening criteria.used for ea.h method. (c) 2023 Southwest Petroleum University. Publishing services by elsevier B.V. on beha.f of Kea. Communica.ions Co. Ltd. This is a. open a.cess a.ticle under the CC BY-NC-ND license (http:// ***/licenses/by-nc-nd/4.0/).

关键词： Enha.ced oil recovery Hea.y crude oil Stea. flood Hybrid techniques Na.otechnology IN-SITU-COMBUSTION a.SISTED GRa.ITY-DRa.Na.E CYCLIC-STEa.-STIMULa.ION ROCK WETTa.ILITY Va.OR EXTRa.TION INJECTION PERFORMa.CE BITUMEN Sa.D EOR

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Gra.hene oxide-lithium-ion ba.teries: ina.gura.ion of a. era.in energy stora.e technology

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CLEa. ENERGY 2024年第3期8卷 194-205页

作者： Mishra. Ya.ha.a.Cha.ta.a., a.iti a.ja.a.i, a.a. a. a. el-Ta.a.i, Moha.ed Ta.buwa.a. Murta.a.M. Mishra. Vija. Lovely Profess Univ Sch Bioengn & Biosci Phagwara 144411 Punjab India Ya.mouk Univ Dept Pharmaceut & Pharmaceut Technol Irbid Jordan Ra. a. Kha.ma. Med & Hlth Sci Univ Coll Pharm Ras Al Khaymah U Arab Emirates Univ Lincoln Lincoln Med Sch Brayford Pool Campus Lincoln LN6 7TS England Lovely Profess Univ Sch Pharmaceut Sci Phagwara 144411 Punjab India

a.significa.t driving force behind the brisk resea.ch on recha.gea.le ba.teries, pa.ticula.ly lithium-ion ba.teries (LiBs) in high-performa.ce a.plica.ions, is the development of porta.le devices a.d electric vehicles. Ca.bon-ba.ed ma.eria.s, which ha.e finite specific ca.a.ity, ma.e up the a.odes of LiBs. Ma.y a.tempts a.e being ma.e to produce novel na.ostructured composite a.ode ma.eria.s for LiBs tha. displa. cycle sta.ility tha. is superior to tha. of gra.hite using gra.hene oxide. Therefore, using significa.t a.ounts of wa.te gra.hene oxide from used LiBs represents a.fa.ta.tic opportunity to enga.e in wa.te ma.a.ement a.d circula. economy. This review outlines recent studies, developments a.d the current a.va.cement of gra.hene oxide-ba.ed LiBs, including prepa.a.ion of gra.hene oxide a.d utiliza.ion in LiBs, pa.ticula.ly from the perspective of energy stora.e technology, which ha. dra.n more a.d more a.tention to crea.ing high-performa.ce electrode systems. Recent studies, developments a.d the current a.va.cement of gra.hene oxide-ba.ed lithium-ion ba.teries a.e reviewed, including prepa.a.ion of gra.hene oxide a.d utiliza.ion in lithium-ion ba.teries, pa.ticula.ly from the perspective of energy stora.e technology, which ha. dra.n a.tention to crea.ing high-performa.ce electrode systems. Gra.hica. a.stra.t

关键词： lithium-ion ba.teries gra.hene oxide energy stora.e technology wa.te ma.a.ement clea. energy elECTROCHEMICa. PERFORMa.CE Ca.HODE Na.OPa.TICLES elECTROLYTES EFFICIENCY CelLS

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Sta.ility a.a.ysis of a.time-dela.ed Va. der Pol–Helmholtz–Duffing oscilla.or in fra.ta. spa.e with a.non-perturba.ive a.proa.h

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Communica.ions in Theoretica. Physics 2024年第4期76卷 22-31页

作者： Yusry O el-Dib Depa.tment of Ma.hema.ics Faculty of EducationAin Shams UniversityRoxyCairoEgypt

The time-dela.ed fra.ta. Va. der Pol–Helmholtz–Duffing(VPHD)oscilla.or is the subject of this pa.er,which explores its mecha.isms a.d highlights its sta.ility *** time-dela.ed technologies a.e currently ga.nering significa.t a.tention,the focus of this resea.ch rema.ns crucia.ly releva.t.a.non-perturba.ive a.proa.h is employed to refine a.d set the sta.e for the system under *** innova.ive methodologies introduced yield a. equiva.ent linea. differentia. equa.ion,mirroring the inherent nonlinea.ities of the ***,the incorpora.ion of qua.ra.ic nonlinea.ity into the frequency formula.represents a.cutting-edge *** a.a.ytica. solution's va.idity is corrobora.ed using a.numerica. *** conditions a.e a.certa.ned through the residua. Ga.erkin ***,it is observed tha. the dela. pa.a.eter,in the context of the fra.ta. system,reverses its sta.ilizing influence,impa.ting both the a.plitude of dela.ed velocity a.d the *** a.a.ytica. solution's precision is underscored by its close a.ignment with numerica. ***,the study revea.s tha. fra.ta. cha.a.teristics emula.e da.ping *** its a.plica.ility a.ross diverse nonlinea. dyna.ica. systems,this non-perturba.ive a.proa.h emerges a. a.promising a.enue for future resea.ch.

关键词： Va. der Pol-Helmholtz-Duffing oscilla.or fra.ta. spa.e time-dela. non-perturba.ive a.proa.h sta.ility a.a.ysis el-Dib's frequency formula

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Compa.ison between seismic a.a.ysis of twisting a.d regula. 52-story towers considering soil-structure intera.tion

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Ea.thqua.e Engineering a.d Engineering Vibra.ion 2024年第3期23卷 663-675页

作者： Moha.ed Na.uib a.ouelsa.d Moha.med Sha.ba. Sa.a. el Ba.a.a.y Moha.ed E.el Ma.a.y Structura. Engineering Depa.tment Faculty of EngineeringMansura UniversityMansoura 35511Egypt Fa.ulty of Engineering Delta University for Science and TechnologyGamasa 35712Egypt

a.dyna.ic a.a.ysis of both twisting a.d regula. towers is ca.ried out to determine the results of considering soil-structure intera.tion(SSI)on high-rise *** a.dition,the difference between the seismic performa.ce of using twisting towers over regula. ones is *** twisting tower is a.simula.ion of the Evolution Tower(Moscow).The towers’skeletons consist of RC elements a.d rest on a.reinforced concrete piled-ra.t *** soil model is considered a. multi-la.ered with the sa.e soil properties a. the zone chosen for the a.a.ysis(New Ma.soura.City,Egypt).The only difference between both towers is their sha.e in *** whole system is modelled a.d a.a.yzed in a.single step a. one full 3D model,which is known a. the direct a.proa.h in *** a.a.yses a.e ca.ried out using finite-element softwa.e(Mida. GTS NX).Dyna.ic output responses due to three records of seismic loa.s a.e proposed a.d presented in some *** on the results,it is concluded tha. SSI ha. a.considera.le effect on the dyna.ic response of ta.l buildings ma.nly beca.se of the founda.ion flexibility,a. it lea.s to lengthening the vibra.ion period,increa.ing the story drift a.d the ba.e shea. for both ca.es.

关键词： soil-structure intera.tion seismic a.a.ysis twisting towers ba.e shea. story drift finite element method Mida. GTS NX

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Gender-Ba.ed a.a.ysis of User Rea.tions to Fa.ebook Posts

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Big Da.a.Mining a.d a.a.ytics 2024年第1期7卷 75-86页

作者： Ya.sine el Moudene Ja.fa. Idra.s Rida.el a.a.si a.derra.im Sa.our Ma.hema.ica. Engineering a.d Computer Science La.ora.ory Faculty of SciencesIbn Zohr UniversityAgadir 8706Morocco Depa.tment of Computer Science Ma.hema.ica.−High School of Technology Ibn Zohr UniversityAgadir 8706Morocco

Online Socia. Networks(OSNs)a.e ba.ed on the sha.ing of different types of informa.ion a.d on va.ious intera.tions(comments,rea.tions,a.d sha.ing).One of these importa.t a.tions is the emotiona. rea.tion to the *** diversity of rea.tion types a.a.la.le on Fa.ebook(na.ely FB)ena.les users to express their feelings,a.d its tra.ea.ility crea.es a.d enriches the users’emotiona. identity in the virtua. *** pa.er is ba.ed on the a.a.ysis of 119875012 FB rea.tions(Like,Love,Ha.a.Wow,Sa.,a.gry,Tha.kful,a.d Pride)ma.e a. multiple levels(publica.ions,comments,a.d sub-comments)to study a.d cla.sify the users’emotiona. beha.ior,visua.ize the distribution of different types of rea.tions,a.d a.a.yze the gender impa.t on emotion *** of these ca. be a.hieved by a.dressing these resea.ch questions:who rea.ts the most?Which emotion is the most expressed?

关键词： profiling knowledge extra.tion da.a.mining emotion mining socia. media da.a.cra.ling Fa.ebook rea.tions gender

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Existence results a.d beha.ior a.a.ysis for nonlinea. a.e-dependent popula.ion dyna.ics problems with conforma.le fra.tiona. opera.or

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Interna.iona. Journa. of Bioma.hema.ics 2024年第5期17卷 229-256页

作者： Hiba.el a.ra.ui M'ha.ed el Oma.i a.i el Mfa.el Kha.id Hila. La.ora.ory of a.plied Ma.hema.ics Scientific Computing Sulta. Moula. Slima.e University BP 523 Beni MellalMorocco

In this pa.er,we investiga.e the existence of solutions a.d a.a.yze the la.ge-time beha.ior for Gurtin-Ma.ca.y popula.ion model involving conforma.le fra.tiona. *** a.prelimina.y step,we construct a.generic structure of the solution a.socia.ed with our proposed model by utilizing some ba.ic properties a.d tools of conforma.le fra.tiona. *** esta.lish the existence of a.unique solution of the given model with the given initia. *** la.t,by using the upper a.d lower solutions for the cha.a.teristic equa.ion,we define the upper a.d lower bounda.ies for the obta.ned solution a.d describe the la.ge-time beha.ior of the tota. popula.ion.

关键词： a.e-dependent popula.ion conforma.le fra.tiona. opera.or upper a.d lower bounda.y of the solution dyna.ics of popula.ions

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Nonlinea. wa.e dispersion in monoa.omic cha.ns with lumped a.d distributed ma.ses:discrete a.d continuum models

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a.plied Ma.hema.ics a.d Mecha.ics(English Edition) 2024年第4期45卷 633-648页

作者： E.GHa.a.LOO S.el-BORGI School of Mecha.ica. Engineering Shiraz UniversityShiraz 71963-16548Iran Mecha.ica. Engineering Progra. Texas A&M University at QatarDoha 23874Qatar

The ma.n objective of this pa.er is to investiga.e the influence of inertia.of nonlinea. springs on the dispersion beha.ior of discrete monoa.omic cha.ns with lumped a.d distributed *** developed model ca. represent the wa.e propa.a.ion problem in a.non-homogeneous ma.eria. consisting of hea.y inclusions embedded in a.*** inclusions a.e idea.ized by lumped ma.ses,a.d the ma.rix between a.ja.ent inclusions is modeled by a.nonlinea. spring with distributed ***,the model is ca.a.le of depicting the wa.e propa.a.ion in bi-ma.eria. ba.s,wherein the first ma.eria. is represented by a.rigid pa.ticle a.d the second one is represented by a.nonlinea. spring with distributed *** discrete model of the nonlinea. monoa.omic cha.n with lumped a.d distributed ma.ses is first considered,a.d a.closed-form expression of the dispersion rela.ion is obta.ned by the second-order Lindstedt-Poinca.e method(LPM).Next,a.continuum model for the nonlinea. monoa.omic cha.n is derived directly from its discrete la.tice model by a.suita.le continua.iza.ion *** subsequent use of the second-order method of multiple sca.es(MMS)fa.ilita.es the deriva.ion of the corresponding nonlinea. dispersion rela.ion in a.closed *** novelties of the present study consist of(i)considering the inertia.of nonlinea. springs on the dispersion beha.ior of the discrete ma.s-spring cha.ns;(ii)developing the second-order LPM for the wa.e propa.a.ion in the discrete cha.ns;a.d(iii)deriving a.continuum model for the nonlinea. monoa.omic cha.ns with lumped a.d distributed ***,a.pa.a.etric study is conducted to exa.ine the effects of the design pa.a.eters a.d the distributed spring ma.s on the nonlinea. dispersion rela.ions a.d pha.e velocities obta.ned from both the discrete a.d continuum *** pa.a.eters include the ra.io of the spring ma.s to the lumped ma.s,the nonlinea. stiffness coefficient of the spring,a.d the wa.e a.plitude.

关键词： nonlinea. ma.s-spring cha.n discrete model continuum model LindstedtPoinca.e method(LPM) method of multiple sca.es(MMS) dispersion pha.e velocity

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Modeling environmenta. sensitivity a.d risk a.sessment of Pa.s in sediments a.ong two ma.ine coa.ta. a.ea. in Egypt

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Petroleum Resea.ch 2024年第1期9卷 125-142页

作者： Muha.ma. a.el-a.fy Na.iona. Institute of Ocea.ogra.hy a.d Fisheries NIOFCairoEgypt

Modeling the environmenta. sensitivity index(ESI)is vita. in the pla.ning a.d ma.a.ement processes,especia.ly a.ong the coa.ta. *** ma.n objectives of the study were to define the ma.n sources of polycyclic a.oma.ic hydroca.bons(Pa.s),esta.lish a. ESI model,a.d mea.ure the risk of Pa.s on huma.s a.d the environment using va.ious *** methodology of the resea.ch involved a.a.yzing Pa.s a.cording to the EPa.550 methodology in sediments of the coa.tline in two importa.t coa.tline a.ea. in Egypt,na.ely the Gulf of Suez a.d the Mediterra.ea. Sea.modeling the sensitivity of Pa.s using a.cGIS 10.5 by integra.ing different physica.,biologica.,a.d la.d use/cover fa.tors,identifying the sources,a.d performing a.risk *** sediment sa.ples were collected from ea.h *** produced sensitivity ma. could expla.n the highly sensitive a.ea. a.ong the Mediterra.ea. Sea.a.d Gulf of Suez coa.tlines(especia.ly a.ea. tha. were nea. dra.ns'outlets,industria. sites,a.d sea.ports).The highest mea. Pa. concentra.ions were a.ena.hthylene a.d Fluorine in the Mediterra.ea. Sea.a.d Suez Gulf,***'s obvious tha. the individua. Pa. concentra.ions were within the ERL,ERM,a.d Pel threshold limits,indica.ing no a.verse biologica. *** ra.ios of Ba./Ba.+Chy,Flu/Flu+Py,a.d a.t/a.t+Phe ga.e a. indica.ion tha. most Pa. sources were petrogenic(63.64%)a.d others(36.36%)were from petroleum *** principle component a.a.ysis(PCa.indica.ed a.diverse correla.ion a.ong the isomer ra.ios a.d LU/LC *** ca.cinogenic risk va.ues were in the very low ca.egory(a.d *** most significa.t contributors to ca.cinogenicity were IP a.d BkFlu in the Mediterra.ea. Sea.a.d Suez Gulf,*** sources of ca.bon in sea.a.er,especia.ly with clima.ic cha.ge,ma. impa.t the a.ua.ic environment a.d ha.e impa.ts on orga.isms a.d cora. *** it is highly recommended to keep shorelines a.d sea.a.er free of oil spilla.e a.t

关键词： Polycyclic a.oma.ic hydroca.bons(Pa.s) Modeling Sensitivity Gulf of Suez a.d Mediterra.ea. sea

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a.sembly of functiona. ca.boxymethyl cellulose/polyethylene oxide/a.a.a.e TiO_(2) na.ocomposites a.d tuning the dielectric rela.a.ion, optica., a.d photoluminescence performa.ces

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Journa. of Semiconductors 2024年第7期45卷 26-38页

作者： a.ma. M.Isma.l a.eer a.Reffa.e Fa.zy G.el Desouky Spectroscopy Depa.tment Physics Research InstituteNational Research CentreGizaCairo 12622Egypt Microwa.e Physics a.d Dielectrics Depa.tment National Research CentreDokkiCairoEgypt Solid Sta.e Physics Depa.tment Physics Research InstituteNational Research CentreGizaCairo 12622Egypt

Na.ocomposite films consisting of ca.boxymethyl cellulose,polyethylene oxide(CMC/PEO),a.d a.a.a.e tita.ium diox-ide(TO)were produced by the use of sol-gel a.d solution ca.ting ***2 na.ocrysta.s were effectively incorpora.ed into CMC/PEO polymers,a. shown by X-ra. diffra.tion(XRD)a.d a.tenua.ed tota. reflecta.ce fourier tra.sform infra.ed(a.R-FTIR)*** roughness growth is a. high levels of TO na.ocrysta.s(TO NCs),which mea.s increa.ing a.tive sites a.d defects in CMC/*** differentia. sca.ning ca.orimetry(DSC)thermogra.s,the cha.ge in gla.s tra.sition tempera.ure(Tg)va.-ues verifies tha. the polymer blend intera.ts with TO *** increment proportions of TO NCs ha.e a.nota.le impa.t on the dielectric performa.ces of the na.ocomposites,a. *** electrica. properties of the CMC/PEO/TO na.ocomposite undergo significa.t *** na.ocomposite films exhibit a.red a.tera.ion in the a.sorption edge a. the concentra.ion of TO NCs increa.es in the polymer *** decline in the energy ga. is rea.ily a.pa.ent a. the weight percenta.e of TO NCs *** photoluminescence(PL)emission spectra.indica.e tha. the sites of the luminescence pea. ma.imums show slight va.ia.ion;pea.s get wider,while their intensities decrea.e dra.a.ica.ly a. the concentra.ion of TO *** na.ocomposite ma.eria.s show potentia. for multifunctiona. a.plica.ions including optoelectronics,a.tireflection coa.ings,pho-toca.a.ysis,light emitting diodes,a.d solid polymer electrolytes.

关键词： a.a.a.e TiO_(2) CMC/PEO na.ocomposites optica. photoluminescent electrica. optoelectronics

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Detection of interna. cra.k growth in polyethylene pipe using guided wa.e ultra.onic testing

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Ea.thqua.e Engineering a.d Engineering Vibra.ion 2024年第2期23卷 319-329页

作者： Ja. Kuma. Sha. Ha. Wa.g Sa.d el-Ha.wa. Centre of a.va.ced Infra.tructure a.d Tra.sporta.ion RutgersThe State University of New JerseyNJ 08854USA Depa.tment of Civil a.d Environmenta. Engineering RutgersThe State University of New JerseyNJ 08854USA

Despite the success of guided wa.e ultra.onic inspection for interna. defect detection in steel pipes,its a.plica.ion on polyethylene(PE)pipe rema.ns rela.ively *** growth of interna. cra.ks in PE pipe severely a.fects its pressure-holding ca.a.ity,hence the ea.ly detection of interna. cra.ks is crucia. for effective pipeline ma.ntena.ce *** study extends the scope of guided wa.e-ba.ed ultra.onic testing to detect the growth of interna. cra.ks in a.na.ura. ga. distribution PE *** experiments a.d a.finite element model were pla.ned to study the wa.e-cra.k intera.tion a. different sta.es of a.ia.ly oriented interna. cra.k growth with a.piezocera.ic tra.sducer-ba.ed setup a.ra.ged in a.pitch-ca.ch *** dispersion a.a.ysis supplemented with prelimina.y experiments wa. performed to isola.e the optima. inspection frequency,lea.ing to the selection of the T(0,1)mode a. 50-kHz for the investiga.ion.a.tra.smission index ba.ed on the energy of the T(0,1)mode wa. developed to tra.e the extent of simula.ed cra.k *** findings revea.ed a. inverse linea. correla.ion between the tra.smission index a.d the cra.k depth for cra.k growth beyond 20%cra.k depth.

关键词： polyethylene pipes interna. cra.ks guided wa.e ultra.onic testing torsiona. modes finite element modeling

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