Stress distribution and effective stress intensity factor of a blunt crack after dislocation emissio

来源 :中国科学：技术科学英文版 | 被引量 : 0次 | 上传用户：wscmjk

【摘要】

：

The stress fields induced by a dislocation and its image dislocations around a narrow elliptic void are formulated. Based on the solution, the stress distributi

【作者】

：

钱才富乔利杰褚武扬

【机构】

：

DepartmentofMechanicalEngineering,BeijingUniversityofChemicalTechnology,Beijing100029,China,Departme

【出处】

：

中国科学：技术科学英文版

【发表日期】

：

2000年4期

【关键词】

：

BLUNT CRACK DISLOCATION emission STRESS distribution effective STRESS INTENSITY

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

The stress fields induced by a dislocation and its image dislocations around a narrow elliptic void are formulated. Based on the solution, the stress distribution and effective stress intensity factor of a blunt (elliptic) crack were calculated under mode

其他文献

High sp~3 content hydrogen-free amorphous diamond: an excellent electron field emission material

Details are given of a study of the characteristics of field-induced electron emission from hydrogen-free high sp~3 content (】90 % ) amorphous diamond (a-D) fi

期刊

hydrogen-freeAMORPHOUSDIAMONDfilmSP3electronfieldEMISSIONworkfunction.

Two new reinforcement techniques applicable in high steep slopes along the Chengdu-Lhasa Highway, So

Anti-slide pile and anchoring hole are two types of reinforcement techniques popularly used in slope reinforcement. However, some defects of these two technique

期刊

rockslopepre-stressedANCHORINGbeampre-stressedanti-slidepile.rock slop

Complete characterization of strictly positive real regions and robust strictly positive real synthe

The concept of weak strictly positive real regions is introduced, and its properties are discussed . By using the complete discrimination system for polynomials

期刊

controlsystemsuncertaintiesstrictPOSITIVEREALNESSROBUSTsynthesisweakSTR

Definition of the characteristic impedance

Currently available definitions of the characteristic impedance are ambiguous andior inaccurate.A general definition,based on the description of discontinuities

期刊

CHARACTERISTICIMPEDANCEDISCONTINUITYIMPEDANCEtransformer.characteristic imp

Limitations of quantitative operator fuzzy logic

操作员的量的模型模糊逻辑被讨论。有一个唯一的真实多项式函数，能被用来在操作符的一个量的模型描绘在模糊操作符之间的作文操作，这被证明模糊逻辑。基于这多项式功能，我们重新

期刊

OPERATORfuzzyLOGICOPERATORLATTICEresolution.operator fuzzy logic operator

Research on generalized optimization process for mechanical product

The generalized optimization process for mechanical product is proposed which includes functional optimization phase, conceptual design optimization phase, tech

期刊

DESIGNprocessGENERALIZEDOPTIMIZATIONPRODUCTmodelingCOLLABORATIVEOPTIMIZAT

On relations between R_aR_b transformation and canonical diagonal form of λ-matrix

RaRb transformation over λ-matrix is defined and explored. Relations between Ra Rb transforma tion over λ-matrix and canonical diagonal form of λ-matrix are

期刊

λ-matrixCANONICALDIAGONALFORMRaRbTRANSFORMATIONfiniteautomata.λ-matrix

Study on the closed-loop properties of GPC

Based on the coefficient mapping of eigenpolynomial from plant to GPC closed-loop system in the IMC structure, the solvability of the optimal control law of GPC

期刊

generalizedPREDICTIVECONTROLinternalmodelCONTROLSOLVABILITYDEADBEATCONTR

The corrosion behavior of nano-meter embedded phase in Ti implanted H13 steel

On the SEM micrographs of Ti implanted H13 steel, a tree-branch-like structure can be observed. Further investigation with TEM shows that the newly tormed compo

期刊

TIIMPLANTEDH13steelNANO-METERFeTi2phaseimprovementofcorrosionresistanc

A study on the bonding structure of CaO-SiO2 slag by means of molecular dynam

The investigation results of the bonding structure of CaO-SiO2 slag by means of molecular dynamics simulation are presented. The characteristics of p

期刊

CaO-SiO2SLAGmoleculardynamicssimulationVIBRATIONALd

Stress distribution and effective stress intensity factor of a blunt crack after dislocation emissio

与本文相关的学术论文