Orthogonal Analysis of Linear Composite Variance

Author(s):  
John A. Creager ◽  
Robert F. Boruch
2014 ◽  
Vol 26 (6) ◽  
pp. 1811-1815 ◽  
Author(s):  
Zhongyuan Li ◽  
Jie Yang ◽  
Shaobo Li ◽  
Xinyi Xu ◽  
Hanzhi Song

2017 ◽  
Vol 36 (7) ◽  
pp. 701-710
Author(s):  
Jun Cai ◽  
Kuaishe Wang ◽  
Xiaolu Zhang ◽  
Wen Wang

AbstractHigh temperature deformation behavior of BFe10-1-2 cupronickel alloy was investigated by means of isothermal compression tests in the temperature range of 1,023~1,273 K and strain rate range of 0.001~10 s–1. Based on orthogonal experiment and variance analysis, the significance of the effects of strain, strain rate and deformation temperature on the flow stress was evaluated. Thereafter, a constitutive equation was developed on the basis of the orthogonal analysis conclusions. Subsequently, standard statistical parameters were introduced to verify the validity of developed constitutive equation. The results indicated that the predicted flow stress values from the constitutive equation could track the experimental data of BFe10-1-2 cupronickel alloy under most deformation conditions.


2009 ◽  
Vol 23 (07) ◽  
pp. 975-988
Author(s):  
SHI-MIN XU ◽  
XING-LEI XU ◽  
JI-JIAN JIANG ◽  
HONG-QI LI ◽  
JI-SUO WANG

A unitary transformation matrix, n linear-composite coordinate operators and n linear-composite momentum operators are constructed for an n-particle system, and the complete and orthonormal common eigenvectors of the multi-mode linear composite momentum operators are examined by virtue of the technique of integration within an ordered product of operators. The multi-mode linear composite momentum representation is proposed, and its application to a general two-mode forced quantum harmonic oscillator system with kinetic coupling is presented for solving some dynamic problems.


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