{"id":593,"date":"2012-11-28T20:21:56","date_gmt":"2012-11-29T03:21:56","guid":{"rendered":"https:\/\/faculty.engineering.asu.edu\/mobasher\/?page_id=593"},"modified":"2023-05-24T12:11:10","modified_gmt":"2023-05-24T19:11:10","slug":"transport-properties-durability-modeling","status":"publish","type":"page","link":"https:\/\/faculty.engineering.asu.edu\/mobasher\/blended-cement-systems\/transport-properties-durability-modeling\/","title":{"rendered":"Transport Properties &amp; Durability Modeling"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-930feb06 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p class=\"wp-block-paragraph\">&nbsp;With proper modeling techniques we can understand the durability conditions faster, cheaper, and more accurately. &nbsp;This helps in every stage of construction and maintenance and will allow better administration of new and existing infrastructure. &nbsp;The problem of the sulfate attack as a major durability concern is addressed specifically in this project. &nbsp;Aspects of cement chemistry, concrete physics, and mechanics are applied to derive a model for predicting sulfate penetration, reaction, damage evolution, and expansion, leading to degradation of cement-based materials exposed to a sulfate solution. &nbsp;The models developed address the interaction effects of various parameters indicate the need for calibration of the theory with the available experimental data. &nbsp;A collaborative program is conducted with Scientists at the National Institutes of Standards and Technology (NIST) to apply the proposed models to the wide range of experimental data. &nbsp;Current approaches used are based on refining the model parameters through parametric analysis, consideration of specific boundary conditions, and calibration with a variety of available experimental data.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large is-style-plain\"><img loading=\"lazy\" decoding=\"async\" width=\"570\" height=\"475\" data-id=\"591\" src=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-content\/uploads\/sites\/122\/2012\/11\/image006.gif\" alt=\"\" class=\"wp-image-591\"\/><figcaption class=\"wp-element-caption\">Expansion profile as a function of time, experiment and simulation<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"325\" height=\"317\" data-id=\"1147\" src=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-content\/uploads\/sites\/122\/2013\/12\/image0021.gif\" alt=\"\" class=\"wp-image-1147\"\/><figcaption class=\"wp-element-caption\">sulfate penetration boundary condition<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"381\" height=\"348\" data-id=\"1146\" src=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-content\/uploads\/sites\/122\/2013\/12\/image0041.gif\" alt=\"\" class=\"wp-image-1146\"\/><figcaption class=\"wp-element-caption\">Diffusion profile of sulfates into a prismatic sample<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tixier, R., Mobasher, B., \u201cModeling of Damage in Cement\u2013Based Materials Subjected To External Sulfate Attack- Part 1: Formulation\u201d, ASCE Journal of Materials Engineering, August, 2003.&nbsp; Volume 129, No. 4, pp. 373-382, 2003.&nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/tixier_mobasher_03_01.pdf\">(10 pages, pdf format, 296K)<\/a><\/li>\n\n\n\n<li>Tixier, R., Mobasher, B., \u201cModeling of Damage in Cement\u2013Based Materials Subjected To External Sulfate Attack- Part 2: Comparison with Experiments, ASCE Journal of Materials Engineering, August 2003.&nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/tixier_mobasher_03_02.pdf\">(9 pages, pdf format, 142K)<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/back_up_presentations\/acs00_1\/index.htm\">Presentation at American Ceramic Society ACerS, 103rd Annual Meeting, April 24, 2001<\/a><\/li>\n\n\n\n<li>B. Mobasher, C. Ferraris, \u201cSimulation of Expansion in Cement Based Materials Subjected to External Sulfate Attack,\u201d Proceedings, RILEM Technical Meeting on Durability of Cement Based Materials, March, 2004.&nbsp;<a href=\"http:\/\/ceaspub.eas.asu.edu\/cement\/papers\/mobasher_ferraris.pdf\">[download]<\/a><\/li>\n\n\n\n<li>Bonakdar, A., Mobasher, B., Dey, S.K., Roy, D. M.\u201d Multi-Scale Evaluation of Alkali Silica Reactions in Blended Cement Materials,&nbsp;<em>ACI Materials Journal<\/em>, 2010, ACI Materials Journal, V.107, No. 4, pp. 380-386. &nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/amir_ACI_ASR_2010.pdf\">[download]<\/a><\/li>\n\n\n\n<li>Bakhshi, M. , Mobasher, B., \u201cExperimental observations of vacuum drying of early-age portland cement paste\u201d, Cement and Concrete Composites, 33, 2011, 474-484.&nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/Mehdi_Experimental_Evaporation.pdf\">[Download<\/a>]&nbsp;<\/li>\n\n\n\n<li>Bonakdar, A., and Mobasher, B., \u201cMulti-Parameter Study of External Sulfate Attack in Blended Cement Materials,\u201d&nbsp;<em>Construction and Building Materials<\/em>, 24 Volume 24, Issue 1, January 2010, Pages 61-70. DOI: 10.1016\/j.conbuildmat.2009.08.009 &nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/Multi-parameter%20study%20of%20external%20sulfate%20attack%20in%20blended%20cement%20materials.pdf\">[download<\/a>]&nbsp;<\/li>\n\n\n\n<li>Moradi-Marani, F., Shekarchi, M., Dousti, A., and Mobasher, B., \u201cInvestigation of corrosion damage and repair system in a concrete jetty structure\u201d&nbsp;<em>ASCE Journal of Performance of Constructed Facilities,<\/em>&nbsp;2010.&nbsp;<a href=\"http:\/\/dx.doi.org\/10.1061\/(ASCE)CF.1943-5509.0000112\">http:\/\/dx.doi.org\/10.1061\/(ASCE)CF.1943-5509.0000112<\/a>&nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/ASCE_J_Performance_of_Structures_Shekarchizadeh_Mobasher_2010.pdf\">[download]<\/a><\/li>\n\n\n\n<li>M. Shekarchi, A. Bonakdar, M. Bakhshi, A. Mirdamadi, and B. Mobasher, \u201cTransport Properties in Metakaolin Blended Concrete, \u201c Construction &amp; Building Materials, 24 (2010) pp 2217\u20132223.&nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/bonakdar_bakhshi_Shekarchi_metakaolin_JCBM_2010.pdf\">[download]<\/a><\/li>\n<\/ul>\n\n\n\n<p>[et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;section&#8221; _builder_version=&#8221;3.22&#8243; fb_built=&#8221;1&#8243; _i=&#8221;0&#8243; _address=&#8221;0&#8243;][et_pb_row _builder_version=&#8221;3.29.3&#8243; _i=&#8221;0&#8243; _address=&#8221;0.0&#8243;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;3.29.3&#8243; _i=&#8221;0&#8243; _address=&#8221;0.0.0&#8243;][et_pb_post_title date=&#8221;off&#8221; _builder_version=&#8221;3.29.3&#8243; _i=&#8221;0&#8243; _address=&#8221;0.0.0.0&#8243;][\/et_pb_post_title][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=&#8221;row&#8221; _builder_version=&#8221;3.25&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; _i=&#8221;1&#8243; _address=&#8221;0.1&#8243;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;3.25&#8243; custom_padding=&#8221;|||&#8221; _i=&#8221;0&#8243; _address=&#8221;0.1.0&#8243; custom_padding__hover=&#8221;|||&#8221;][et_pb_text admin_label=&#8221;Text&#8221; _builder_version=&#8221;3.29.3&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; hover_enabled=&#8221;0&#8243; _i=&#8221;0&#8243; _address=&#8221;0.1.0.0&#8243;]<\/p>\n<p style=\"text-align: left\">&nbsp;With proper modeling techniques we can understand the durability conditions faster, cheaper, and more accurately. &nbsp;This helps in every stage of construction and maintenance and will allow better administration of new and existing infrastructure. &nbsp;The problem of the sulfate attack as a major durability concern is addressed specifically in this project. &nbsp;Aspects of cement chemistry, concrete physics, and mechanics are applied to derive a model for predicting sulfate penetration, reaction, damage evolution, and expansion, leading to degradation of cement-based materials exposed to a sulfate solution. &nbsp;The models developed address the interaction effects of various parameters indicate the need for calibration of the theory with the available experimental data. &nbsp;A collaborative program is conducted with Scientists at the National Institutes of Standards and Technology (NIST) to apply the proposed models to the wide range of experimental data. &nbsp;Current approaches used are based on refining the model parameters through parametric analysis, consideration of specific boundary conditions, and calibration with a variety of available experimental data.<\/p>\n<p>[maxgallery id=&#8221;1496&#8243;]<\/p>\n<p>[box] Tixier, R., Mobasher, B., \u201cModeling of Damage in Cement\u2013Based Materials Subjected To External Sulfate Attack- Part 1: Formulation\u201d, ASCE Journal of Materials Engineering, August, 2003.&nbsp; Volume 129, No. 4, pp. 373-382, 2003.&nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/tixier_mobasher_03_01.pdf\">(10 pages, pdf format, 296K)<\/a>&nbsp;[\/box]<\/p>\n<p>[box] Tixier, R., Mobasher, B., \u201cModeling of Damage in Cement\u2013Based Materials Subjected To External Sulfate Attack- Part 2: Comparison with Experiments, ASCE Journal of Materials Engineering, August 2003.&nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/tixier_mobasher_03_02.pdf\">(9 pages, pdf format, 142K)<\/a>&nbsp;[\/box]<\/p>\n<p>[box]&nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/back_up_presentations\/acs00_1\/index.htm\">Presentation at American Ceramic Society ACerS, 103rd Annual Meeting, April 24, 2001<\/a>&nbsp;[\/box]<\/p>\n<p>[box] B. Mobasher, C. Ferraris, \u201cSimulation of Expansion in Cement Based Materials Subjected to External Sulfate Attack,\u201d Proceedings, RILEM Technical Meeting on Durability of Cement Based Materials, March, 2004.&nbsp;<a href=\"http:\/\/ceaspub.eas.asu.edu\/cement\/papers\/mobasher_ferraris.pdf\">[download]<\/a>&nbsp;[\/box]<\/p>\n<p>[box]Bonakdar, A., Mobasher, B., Dey, S.K., Roy, D. M.\u201d Multi-Scale Evaluation of Alkali Silica Reactions in Blended Cement Materials, <i>ACI Materials Journal<\/i>, 2010, ACI Materials Journal, V.107, No. 4, pp. 380-386. &nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/amir_ACI_ASR_2010.pdf\">[download]<\/a>&nbsp;[\/box]<\/p>\n<p>[box] Bakhshi, M. , Mobasher, B., \u201cExperimental observations of vacuum drying of early-age portland cement paste\u201d, Cement and Concrete Composites, 33, 2011, 474-484. <a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/Mehdi_Experimental_Evaporation.pdf\">[Download<\/a>]&nbsp;[\/box]<\/p>\n<p>[box] Bonakdar, A., and Mobasher, B., \u201cMulti-Parameter Study of External Sulfate Attack in Blended Cement Materials,\u201d <i>Construction and Building Materials<\/i>, 24 Volume 24, Issue 1, January 2010, Pages 61-70. DOI: 10.1016\/j.conbuildmat.2009.08.009 &nbsp;<a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/Multi-parameter%20study%20of%20external%20sulfate%20attack%20in%20blended%20cement%20materials.pdf\">[download<\/a>]&nbsp;[\/box]<\/p>\n<p>[box]Moradi-Marani, F., Shekarchi, M., Dousti, A., and Mobasher, B., \u201cInvestigation of corrosion damage and repair system in a concrete jetty structure\u201d <i>ASCE Journal of Performance of Constructed Facilities,<\/i> 2010. <a href=\"http:\/\/dx.doi.org\/10.1061\/(ASCE)CF.1943-5509.0000112\">http:\/\/dx.doi.org\/10.1061\/(ASCE)CF.1943-5509.0000112<\/a> <a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/ASCE_J_Performance_of_Structures_Shekarchizadeh_Mobasher_2010.pdf\">[download]<\/a>&nbsp;[\/box]<\/p>\n<p>[box]M. Shekarchi, A. Bonakdar, M. Bakhshi, A. Mirdamadi, and B. Mobasher, \u201cTransport Properties in Metakaolin Blended Concrete, \u201c Construction &amp; Building Materials, 24 (2010) pp 2217\u20132223. <a href=\"http:\/\/enpub.fulton.asu.edu\/cement\/papers\/bonakdar_bakhshi_Shekarchi_metakaolin_JCBM_2010.pdf\">[download]<\/a>&nbsp;[\/box]<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><h3>Research on Infrastructure Materials<\/h3><div class=\"sidebar-toggler\" data-bs-toggle=\"collapse\" data-bs-target=\"#sidebar-research-on-infrastructure-materials\" aria-expanded=\"false\" aria-controls=\"sidebar-research-on-infrastructure-materials\">\n\t<p>Research on Infrastructure Materials<\/p>\n\t<span class=\"fas fa-chevron-up\"><\/span>\n<\/div>\n<nav id=\"sidebar-research-on-infrastructure-materials\" class=\"sidebar collapse\" aria-label=\"Secondary\"><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/blended-cement-systems\/anti-algae-cement-systems\/\">Algae Resistant Cements<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/fabric-reinforced-cement-based-systems\/cement-based-composite-materials\/\">Cement-Based Composite Materials<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/structural-design-and-analysis-of-sustainable-systems\/sustainable-cement-based-materials\/\">Cement Based Materials<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/blended-cement-systems\/durability-in-blended-cement-materials\/\">Durability of Concrete<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/fiber-reinforced-concrete-design\/natural-fiber-cement-composites\/\">Natural Fiber Cement Composites<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/fiber-reinforced-concrete-design\/structural-repair-and-retrofit\/\">Structural Repair &amp; Retrofit<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/fiber-reinforced-concrete-design\/toughening-mechanisms-in-cement-based-materials\/\">Toughening Mechanisms<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/blended-cement-systems\/transport-properties-durability-modeling\/\">Transport Properties<\/a><\/div><\/nav>\n\n<h3>Research on Mechanics of Materials<\/h3><div class=\"sidebar-toggler\" data-bs-toggle=\"collapse\" data-bs-target=\"#sidebar-research-on-mechanics-of-materials\" aria-expanded=\"false\" aria-controls=\"sidebar-research-on-mechanics-of-materials\">\n\t<p>Research on Mechanics of Materials<\/p>\n\t<span class=\"fas fa-chevron-up\"><\/span>\n<\/div>\n<nav id=\"sidebar-research-on-mechanics-of-materials\" class=\"sidebar collapse\" aria-label=\"Secondary\"><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/biomechanics\/\">Biomechanics<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/structural-mechanics-of-jet-engine-containment-systems\/\">Composite Fabrics for Jets<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/durability-of-electrical-insulators-for-transmission-power-industry\/\">Durability of Electrical Insulators<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/retrofit\/\">Retrofit System for Closed Loop Testing<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/statistical-process-control-and-quality-assurance-in-construction\/\">Statistical Process Control<\/a><\/div><div class=\"nav-link-container\"><a class=\"nav-link  menu-item menu-item-type-post_type menu-item-object-page\" href=\"https:\/\/faculty.engineering.asu.edu\/mobasher\/theoretical-fracture-mechanics-and-composites-toughening-modeling\/\">Theoretical Fracture Mechanics<\/a><\/div><\/nav><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p class=\"mb-2\">&nbsp;With proper modeling techniques we can understand the durability conditions faster, cheaper, and more accurately. &nbsp;This helps in every stage of construction and maintenance and will allow better administration of new and existing infrastructure. &nbsp;The problem of the sulfate attack as a major durability concern is addressed specifically in this project. &nbsp;Aspects of cement chemistry,&#8230;<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":203,"menu_order":31,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-593","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-json\/wp\/v2\/pages\/593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-json\/wp\/v2\/comments?post=593"}],"version-history":[{"count":0,"href":"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-json\/wp\/v2\/pages\/593\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-json\/wp\/v2\/pages\/203"}],"wp:attachment":[{"href":"https:\/\/faculty.engineering.asu.edu\/mobasher\/wp-json\/wp\/v2\/media?parent=593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}