نتایج جستجو برای: t hermal cracking

تعداد نتایج: 713715  

2009
M. Hanafy

The varestraint cracking test was carried out to assess the hot cracking tendency of alloy 800 at different welding conditions and augmented strain levels. The test results revealed that the hot cracking susceptibility of alloy 800 increases with increasing the heat input and augmented strain levels. This emphasizes the role of constraint either internally induced or externally applied to the w...

2017
Sunghwan Kim Halil Ceylan Kasthurirangan Gopalakrishnan

In support of the initiatives for implementing the new MechanisticEmpirical Pavement Design Guide (MEPDG) in Iowa, a preliminary sensitivity study was undertaken to assess the comparative effect of design input parameters pertaining to material properties, traffic and climate on performance of two existing flexible pavements in Iowa with relatively thick Asphalt Concrete (AC) layers. A total of...

Journal: :international journal of civil engineering 0
m. s. lee hanyang university, erica campus, 1271 sa-3-dong, sangrok-gu, ansan, gyunggi-do 426-791, korea(r) t. s. seo dankook university, 126 jukjeon-dong, suji-gu, yongin-si, gyeonggi-do, republic of korea, 448-701

because thin plate reinforced concrete members such as walls and slabs are greatly influenced by the drying shrinkage, cracks can occur in these members due to the restraint of the volume change caused by drying shrinkage. therefore, the control of cracking due to drying shrinkage is very important in building construction that the thin plate members are frequently used. however, few researches...

2007
J. A. Cline

Cline, J. A. and Trought, M. 2007. Effect of gibberellic acid on fruit cracking and quality of Bing and Sam sweet cherries. Can. J. Plant Sci. 87: 545–550. Rain-induced cracking of sweet cherries (Prunus avium L.) is a major problem in many cherry growing regions throughout the world. One method to reduce cracking is to grow cracking resistant cultivars; however, no completely effective control...

2003
Lu Sun W. Ronald Hudson Zhanming Zhang

In the purely theoretical approach of pavement design, percentage fatigue cracking is related to damage in a probabilistic manner according to the Miner’s law. Two methods that are currently widely in use are based on assumptions of damage distribution. One method assumes fatigue damage being normally distributed, while the other one assumes fatigue damage being lognormally distributed. Since m...

2018
David Werner

This paper talks about the self-oraganized index maintainance approach of database cracking. It provides fundamental knowledge as well as the description of a basic implementation of database cracking. Alongside multiple cracking algorithms, the implementation also contains the code of a cracking index. By combining these two features the implementation allows the execution of range queries on ...

Journal: :CoRR 2014
Aaron L. F. Han Derek F. Wong Lidia S. Chao

With the rapid development of internet technologies, social networks, and other related areas, user authentication becomes more and more important to protect the data of the users. Password authentication is one of the widely used methods to achieve authentication for legal users and defense against intruders. There have been many password cracking methods developed during the past years, and p...

Journal: :Digital Signal Processing 1999
S. Park Tapan K. Sarkar Yingbo Hua

A computational scheme based on the singular value ecomposition (SVD) for a deterministic, data domain pproach to the adaptive processing problem is presented. n the direct data domain approach, a single snapshot is onsidered for an assumed direction of arrival with unnown amplitude. This unknown signal strength is estiated on a snapshot by snapshot basis. The new SVD ased method is compared wi...

Journal: :علوم و تکنولوژی محیط زیست 0

in this work, ferric coagulation and acid cracking as olive mill wastewater (omw) pretreatments during photocatalysis process were compared in batch recirculation reactor. as ferric ions influence, ferric coagulation has preference over acid cracking. ferric ions influence on intensification of penolic components absorption on tio2 surfacein initial and oxidize organic pollutant during photocat...

2009
Joseph S. Levy James W. Head David R. Marchant

a r t i c l e i n f o a b s t r a c t At martian mid-to-high latitudes, the surfaces of potentially ice-rich features, including concentric crater fill, lobate debris aprons, and lineated valley fill, typically display a complex texture known as " brain terrain, " due to its resemblance to the complex patterns on brain surfaces. In order to determine the structure and developmental history of c...

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