Chemo-Mechanical Micromodel for Alkali-Silica Reaction

This paper presents a two-stage numerical model for alkali-silica reaction (ASR)/stress analysis in concrete. The coupled analytical chemo-mechanical model developed by Suwito et al. was modified to include the effects of internal moisture and ion concentration on the transport properties of ...

[ ...Konw More.. ]

Saouma and Perotti - Constitutive Model for AAR | Stress ...

Saouma and Perotti - Constitutive Model for AAR. Search Search. Upload. Sign In. Join. Home. Saved. Books. Audiobooks. Magazines. Documents. ... by Victor Saouma and Luigi Perotti A new constitutive model for alkali-aggregate reaction (AAR) either through large compressive stresses, and/or more ... Documents Similar To Saouma and Perotti ...

[ ...Konw More.. ]

Circuit de moulin millmax pumpmillom extraction de minerai ...

Européen Concasseur à mâchoires Concasseur à mâchoires Concasseur à cône hydraulique HPT Concasseur à cône hydraulique HST Concasseur à cône série CS

[ ...Konw More.. ]

Is549 Evaluation of Alkali Silica Reactivity (Asr) Mortar ...

Is549 Evaluation of Alkali Silica Reactivity (Asr) Mortar Bar Testing (Astm c1260 and c1567) at 14 Days and 28 Days

[ ...Konw More.. ]

Effect of alkali–silica reaction on the shear strength of ...

Effect of alkali–silica reaction on the shear strength of reinforced concrete structural members. A numerical and statistical study Author links open overlay panel Victor E. Saouma a Mohammad Amin Hariri-Ardebili a Yann Le Pape b Rajagopalan Balaji a

[ ...Konw More.. ]

C Research & Education Foundation | Seabrook Station ...

C recently engaged Professor Victor Saouma of the University of Colorado, Boulder—a structural engineer who is also an expert in the problem of ASR at nuclear plants—to assess results of the FSEL testing, as well as the assumptions put forth by NextEra and the NRC.

[ ...Konw More.. ]

VICTOR E. SAOUMA - experts.colorado.edu

Publications Reviewed Journals 96.Saouma, V. and Sparks, R. and Schwartz, D. and Gra , D. (2017) Development of a Targeted ASR Mix for Large Scale Testing, Submitted to Cement and Concrete

[ ...Konw More.. ]

Corotis Hearn Liel Hubler Porter Saouma Sideris Song Xi

Victor Saouma specializes in nonlinear (static and dynamic) finite element analysis of massive reinforced concrete structures (dams and nuclear power plants), modeling of concrete deterioration (ASR in particular), real time hybrid simulation of reinforced concrete structures, and fracture mechanics. ...

[ ...Konw More.. ]

Is549 Evaluation of Alkali Silica Reactivity (Asr) Mortar ...

Evaluation of Alkali Silica Reactivity (ASR) Mortar Bar Testing (ASTM C1260 and C1567) at 14 days and 28 days PCA Durability Subcommittee Alkali silica reaction (ASR) is a chemical reaction between certain reactive minerals in some aggregate and alkalies …

[ ...Konw More.. ]

Structural Concrete 01/2016 free sample copy by ... -

Technical Paper Okpin Na* Yunping Xi Edward Ou Victor E. Saouma. DOI: 10.1002/suco.201400062. The effects of alkali-silica reaction on the mechanical properties of concretes with three different ...

[ ...Konw More.. ]

Effect of alkali–silica reaction on the shear strength of ...

Request PDF on ResearchGate | On , Victor E. Saouma and others published Effect of alkali–silica reaction on the shear strength of reinforced concrete structural members. A …

[ ...Konw More.. ]

Monitoring, Modeling, and Diagnosis of Alkali-Silica ...

This report describes alkali-silica reaction (ASR) degradation mechanisms and factors influencing the ASR. A fully coupled thermo-hydro-mechanical-chemical model developed by Saouma and Perotti by taking into consideration the effects of stress on the reaction kinetics and anisotropic volumetric expansion is presented in this report.

[ ...Konw More.. ]

ISR : Prognosis of deterioration and loss of ...

Chair: Prof. Victor E. SAOUMA Deputy Chair: Prof. Leandro SANCHEZ Activity starting in: 2014 Subject Matter. With aging infrastructures, instances of Alkali Silica Reaction (ASR) and Delayed Ettringite Formation (DEF), broadly covered under the term Internal …

[ ...Konw More.. ]

Victor E. Saouma | Civil, Environmental and Architectural ...

Saouma, V. and Hariri-Ardebili, M. and Le Pape Y. and Balaji, R. (2016) Effect of Alkali-Silica Reaction on the Shear Strength of Reinforced Concrete Struc- tural Members. A Numerical and Statistical Study, Nuclear Engineering and Design, Vol. 310, pp. 310.

[ ...Konw More.. ]

The alkali-silica reaction; A study of reactive aggregates ...

Get this from a library! The alkali-silica reaction; A study of reactive aggregates and production of expansive concrete specimens.. [D Robb Sparks; Victor E Saouma] -- As part of an ongoing research effort to evaluate the risk represented by potential shear strength degradation of reinforced concrete containment vessels in US nuclear power plants due to the alkali ...

[ ...Konw More.. ]

Structural Concrete 01/2016 free sample copy by Ernst ...

O. Na/Y. Xi/E. Ou/V. E. Saouma · The effects of alkali-silica reaction on the mechanical properties of concretes with three different types of reactive aggregate

[ ...Konw More.. ]

Victor Saouma - University of Colorado Boulder

Alkali-Silica Reaction in Nuclear Power Plants ( 2015) funded by the Oak Ridge National Laboratory (Numerical simulation of structural components subjected to ASR and accompanying strength degradation; Development of a coupled heat-moisture code for NPP).

[ ...Konw More.. ]

Chemo-Mechanical Micromodel for Alkali-Silica Reaction

This paper presents a two-stage numerical model for alkali-silica reaction (ASR)/stress analysis in concrete. The coupled analytical chemo-mechanical model developed by Suwito et al. was modified to include the effects of internal moisture and ion concentration on the transport properties of concrete.

[ ...Konw More.. ]

9 Djn Mag Kg Rj Pd Ag 2015 | Concrete | Mortar (Masonry)

Alkali-Silica Reaction (ASR), high density aggregate, cement composition ... Victor Saouma V. Zollinger. Brandt. Alkali–aggregate reaction in concrete containing high-alkali cement and granite aggregate. Procedia Engineering. 2nd Conference on Technological Innovations in Nuclear Civil Engineering. Proceeding of 33rd Annual Conference of the ...

[ ...Konw More.. ]

Environmental and Reinforcement Effects on Concrete ...

This thesis is a part of ongoing research investigating the effects of alkali-silica reactions (ASR) on concrete’s mechanical properties. Over 50 concrete specimens have been cast and cured to encourage ASR development to the point of damage in less than a year.

[ ...Konw More.. ]

The Effects of Alkali-Silica Reaction on Mechanical ...

This paper investigated the degradation of mechanical properties of concretes made of three types of aggregates affected by alkali-silica reaction (ASR). To identify the reactivity of ASR of the three selected aggregates, three standard testing methods were used: ASTM C289, JASS 5N …

[ ...Konw More.. ]

'International Congress on Large Dams ; 18 (Durban) : 1994 ...

R.84, Victor E, SAOUMA, Howard BOGGS, Douglas I. MORRIS (USA) Safety assessment of concrete dams using fracture mechanics.... 1415 R.85, Enrique G. …

[ ...Konw More.. ]

Effect of Alkali-Silica Reaction on Shear Strength of ...

@article{osti_1393807, title = {Effect of Alkali-Silica Reaction on Shear Strength of Reinforced Concrete Structural Members}, author = {Hariri-Ardebili, Mohammad and Saouma, Victor and Le Pape, Yann}, abstractNote = {Alkali-silica reaction (ASR) was discovered in the early 40s by Stanton (1940) of the California Division of Highways. Since, it ...

[ ...Konw More.. ]

9 Djn Mag Kg Rj Pd Ag 2015 | Concrete | Mortar (Masonry)

control building and tank farm area have suggested the development of the alkali-silica reaction (ASR), [1]. The performed petrographic examinations confirmed that ASR was the main reason of concrete degradation, [2]. Expansion produced by alkali-silica reaction has been observed in

[ ...Konw More.. ]

Structural Concrete 01/2016 free sample copy by ... -

O. Na/Y. Xi/E. Ou/V. E. Saouma · The effects of alkali-silica reaction on the mechanical properties of concretes with three different types of reactive aggregate 17.

[ ...Konw More.. ]

MECMAT - Mecànica i Nanotecnologia de Materials d'Enginyeria

L'estudi de materials d'enginyeria a distintes escales d'observació, des de nano fins a macro, amb èmfasi en els seus aspectes de comportament mecànic, difusiu, processos de deteriorament i durabilitat i acoblament entre ells, fent servir tècniques numèriques i experimentals, així com els fonaments i desenvolupaments teòrics corresponents.

[ ...Konw More.. ]

Research - Introduction - Professors

"Scale-Dependent ASR Expansion of Concrete and Its Prediction coupled with Silica Gel Generation and Migration" Journal of Advanced Concrete Technology, 14(8), 463. <pdf> Esayas Gebreyouhannes, Koichi Maekawa (2016).

[ ...Konw More.. ]

The alkali-silica reaction; A study of reactive aggregates ...

Get this from a library! The alkali-silica reaction; A study of reactive aggregates and production of expansive concrete specimens.. [D Robb Sparks; Victor E Saouma] -- As part of an ongoing research effort to evaluate the risk represented by potential shear strength degradation of reinforced concrete containment vessels in US nuclear power plants due to the alkali ...

[ ...Konw More.. ]

Problems Solutions on Fracture Mechanics - [DOC Document]

Sun Fracture Mechanics Solutions Manual for Fracture-Mechanics - T L Anderson Victor Saouma Fracture Mechanics .e = solution of the characteristic equation4 is sin Solutions manual

[ ...Konw More.. ]

Stéphane Multon - Citations Google Scholar

Victor Saouma University of Colorado, Boulder Adresse e-mail validée de colorado.edu. Mohammad Amin Hariri-Ardebili Post-Doctoral Research Associate ... Suivre. Stéphane Multon. Université de Toulouse. Adresse e-mail validée de insa-toulouse.fr. concrete alkali silica reaction delayed ettringite formation creep frost. Articles Citée par ...

[ ...Konw More.. ]

Simulation of Silica Aggregate Reaction in Concrete

Prof. Victor Saouma Dept. of Civil Engineering University of Colorado, Boulder Funded by Federal Office of Water and Geology, Switzerland November 2002 . ABSTRACT ... SIMSAR is a window-based application program that is used for performing the Alkali-Silica Reaction (ASR) analysis in the dam in order to determine the expansion coefficients of ...

[ ...Konw More.. ]

Structural Concrete: Vol 17, No 1 - onlinelibrary.wiley.com

The effects of alkali‐silica reaction on the mechanical properties of concretes with three different types of reactive aggregate. Okpin Na Ph.D. Professor Yunping Xi; Edward Ou Ph.D. Victor E. Saouma Ph.D. Pages: 83; First Published: 07 August 2015

[ ...Konw More.. ]

ACI 349 Sub Committee A (Materials): Partha Ghosal

Discussion on NRC Rule Making for ASR in Concrete. ... Mukti Das, Dan Naus, Partha Ghosal, Neb Orbovic, and Victor Saouma. Standard Ballot Format. for New Look of ACI 349. Branko Galunic presented the new look of ACI 318. The presentation is available on the Subcommittee B website. A spreadsheet was developed to map the ACI 318 and ACI 349 code ...

[ ...Konw More.. ]

V. Saouma - ResearchGate

V. Saouma of University of Colorado Boulder, CO (CUB) with expertise in: Civil Engineering. Read 118 publications, and contact V. Saouma on ResearchGate, the professional network for scientists.

[ ...Konw More.. ]

evaluation of concrete structures affected by alkali ...

evaluation of concrete structures affected by alkali silica reaction and delayed ettringite formation ... Please click button to get evaluation of concrete structures affected by alkali silica reaction and delayed ettringite formation book now. All books are in clear copy here, and all files are secure so don't worry about it. ... Victor Saouma ...

[ ...Konw More.. ]

Structural Engineering - MAFIADOC.COM

Victor Saouma Structural Engineering Draft 27.2 Short Columns 561 d’ d h/2 A A’ s s εcs εs A sf y b ε’s A sf s Pn c c A sf s 0.85f’c A’sf s a e’ A’sf y e Figure 27.6: Strain and Stress Diagram of a R/C Column Victor Saouma Structural Engineering Draft 27.2 Short Columns 571

[ ...Konw More.. ]

Failure Modes of CR Containm - nrc.gov

71 Inadequate Containment Cutting 7.1 Excessive local stress gradients during cutting 7.2 Shock or vibration induced concrete separation due to resonant vibrations during hydro-blasting (R)

[ ...Konw More.. ]

Coupled Physics Simulation of Expansive Reactions in ...

The Grizzly code is being developed under the US Department of Energy’s Light Water Sustainability program as a tool to ... M. Hariri-Ardebili, W. Puatatsananon, Y. Le Pape, Structural significance of alkali-silica reaction in massive reinforced concrete structures. ... Victor Saouma and Luigi Perotti. Constitutive model for alkali-aggregate ...

[ ...Konw More.. ]

AAA : Avoiding alkali aggregate reactions in concrete ...

Milestones. Deliverables. Expected delivery (end of) Procedures for boosting of alkalis. Report. 2016. Validate preferred test(s) by international inter-laboratory trials and by field exposure sites.

[ ...Konw More.. ]

Numerical Modeling of AAR - CRC Press Book

Numerical Modeling of AAR - CRC Press Book This reference book presents the theory and methodology to conduct a finite element assessment of concrete structures subjected to chemically induced volumetric expansion in general and alkali aggregate reaction in particular.

[ ...Konw More.. ]