عنوان فارسی مقاله: |
ساختار منافذ در بتن در معرض ته نشست اسیدی |
| عنوان انگلیسی مقاله: |
Pore structure in concrete exposed to acid deposit |
چکیده
1. مقدمه
2. برنامه تجربی (آزمایشی)
2.1. آماده سازی نمونه
2.2. روش خوردگی تسریع شده
2.3. بررسی چند سطحه از ویژگی های منافذ درون نمونه
2.3.1. تخلخل سنج نفوذی جیوه ای (MIP)
2.3.2. پراش میکروسکوپ الکترونی (SEM)
2.3.3. توموگرافی کامپیوتری (CT)
3. نتایج و دست آوردها
3.1. تحلیل سطح میکرو
3.1.1. بررسی ساختار منافذ بتن
3.1.2. میکروسکوپ الکترونی روبشی (SEM)
3.1.3. تحلیل EDS
3.2. تحلیل سطح مزو
3.2.1. تصویر دیجیتال CT
3.2.2. پردازش تصویر
3.2.3. تعیین مقدار آستانه برای شناسایی ساختار منافذ
3.2.4. توسعه تخلخل در داخل بتن
3.3. تحلیل سطح ماکرو
3.3.1. مشاهدات بصری
3.3.2. تغییر جرم
4. نتیجه گیری
کلمات کلیدی :
Waste Materials and By-Products in Concretehttps://books.google.com/books?isbn=3540742948Rafat Siddique - 2007 - Technology & EngineeringBecause of these, concrete structure loses its mechanical strength. ... oxygen to form elemental sulfur, which is deposited on the walls of the sewer structures. ... matrix is more chemically resistant, by virtue of its denser microscopic pore structure. ... After 60 days of exposure, acid-attacked surfaces of the specimens were ...Significance of Tests and Properties of Concrete and Concrete-making ...https://books.google.com/books?isbn=0803120532Paul Klieger, Joseph F. Lamond - 1994 - Technology & EngineeringVegetable and animal oils usually contain fatty acids that may be oxidized to form more acid during the exposure and become even more aggressive towards concrete. ... Brown, P. W., "Concrete Microstructure and Its Relationships to Pore Structure, ... [13] Prokopovich, N. P., "Calcareous Deposits in Clear Creek Tunnel, ...Supplementary Cementing Materials - Page 58 - Google Books Resulthttps://books.google.com/books?isbn=3642178669Rafat Siddique, Mohammad Iqbal Khan - 2011 - Technology & Engineering1.10.7.1 Resistance to Sulfuric Acid Sulfuric acid is a very aggressive acid that reacts with ... Because of these, concrete structure loses its mechanical strength. ... to form elemental sulfur, which is deposited on the walls of the sewer structures. ... is more chemically resistant, by virtue of its denser microscopic pore structure.Experimental Investigation on Pore Structure Characterization - MDPIwww.mdpi.com/1996-1944/7/9/6646by J Liu - 2014 - Cited by 8 - Related articlesSep 16, 2014 - The pore structure of concrete can also be affected by the formation of an ... Nonlinear Optical Material, Thin-Film Deposition, Characterization .... on Pore Structure Characterization of Concrete Exposed to Water and Chlorides ... Effect of Tartaric Acid on Hydration of a Sodium-Metasilicate-Activated Blend ...