き裂先端応力の英語

き裂先端のひずみ速度ε'_ctを、応力拡大係数Ｋと、応力拡大係数の対き裂長さ変化率ｄＫ／ｄａとの関数で表わし、き裂先端のひずみ速度に基いてき裂の進展速度ｄａ／ｄｔを予測する。例文帳に追加

A crack-tip strain rate ε'_ct is expressed by a function of a stress intensity factor K and the rate of change dK/da of the stress intensity factor with respect to crack length, and the crack growth rate da/dt is predicted, on the basis of the crack-tip strain rate. - 特許庁

これにより、き裂の先端近傍に圧縮残留応力域が形成される。例文帳に追加

In such a manner, a residual compressive stress region is formed near the tip of the crack. - 特許庁

さらに、き裂先端の開口速度ｄδ／ｄｔを、応力拡大係数Ｋと、応力拡大係数の対き裂長さ変化率ｄＫ／ｄａとの関数で表すことにより、き裂の進展速度ｄａ／ｄｔを予測する。例文帳に追加

By further expressing the crack-tip opening rate dδ/dt, by the function of the stress intensity factor K and the rate of change dK/da of the stress intensity factor to crack length, the crack growth rate da/dt is predicted. - 特許庁

優先的に開裂し且つ当該破裂部材の開裂方向を規定する脆弱部を形成すると共に、当該脆弱部の先端又は当該脆弱部の開裂方向の先には、当該破裂部材の開裂時の応力を分散させる形状乃至構造に形成された応力分散部を設けた破裂部材とする。例文帳に追加

The rupture member has a weakened part which is preferentially erupted and regulates the rupture direction of the rupture member, and has a stress distribution part with a shape and a structure to distribute the stress during the rupture of the rupture member on a tip of the weakened part or at the leading end of the rupture direction of the weakened part. - 特許庁

亀裂先端の応力を求め、疲労度を検知し、破壊の危険性を診断する圧電材料を用いた亀裂の危険度診断方法およびその装置を提供する。例文帳に追加

To provide a method of diagnosing the degree of danger of cracking using a piezoelectric material which diagnoses the degree of danger in possible failure thereof by determining stress at the tip of the cracking for the detection of the degree of fatigue and an apparatus therefor. - 特許庁

本発明は、確実に配管の内部に氷栓を形成することができ、大口径配管にも適用可能な、き裂先端近傍に働く引張残留応力を圧縮残留応力にする施工方法を提供する。例文帳に追加

To provide a construction method capable of surely forming an ice plug inside piping, applicable to large-diameter piping, and capable of converting the residual tensile stress applied to a part near a tip of a crack to the residual compressive stress. - 特許庁

内面に貫通しない微小なき裂を有する鉛直方向の配管を拡管することにより、き裂の先端近傍に圧縮残留応力域を形成する施工方法において、配管の内部の流体を除去し、気体環境中とし、配管のき裂近傍に断熱材及び冷媒容器を設置する。例文帳に追加

In a construction method for forming a residual compressive stress region near a tip of a crack by enlarging the diameter of vertically arranged piping having a fine crack which does not pass through the inner surface, a fluid inside the piping is eliminated to form a gaseous environment, and a heat insulating material and a refrigerant container are provided near the crack of the piping. - 特許庁