き裂進展力の英語

タービンロータの硬さと振動応力等から将来の運転に対し、亀裂の進展量を予測し、的確な亀裂進展予測の下、タービンロータの補修等の適切な措置ができるようにするタービンロータの亀裂進展予測方法を提供する。例文帳に追加

To provide a method for predicting crack developing of a turbine rotor capable of predicting the developing amount of the crack in a future drive from the hardness, the vibration stress or the like of the rotor, and suitably measuring against a repair or the like of the rotor in view of the effective prediction of the crack development. - 特許庁

寿命までのサイクル数を亀裂発生寿命と亀裂進展寿命に分け、前者をＣｏｆｆｉｎ−Ｍａｎｓｏｎ則、後者を亀裂進展特性評価結果に基づく破壊力学アプローチにより求める。例文帳に追加

The cycle number up to a service life is divided into a crack generation life and a crack progress life, the former is found pursuant to the Coffin-Manson law, and the latter is found by fracture mechanical approach based on a crack progress characteristic evaluation result. - 特許庁

き裂進展速度と応力拡大係数との相関曲線、および応力の時間変化より、復水器２０の実環境中でのＳＣＣ発生挙動およびＳＣＣき裂進展挙動を把握する。例文帳に追加

From a correlation curve between a crack developing speed and a stress spreading coefficient and a change of stress along with the elapse of time, SCC causing behavior and SCC crack developing behavior in the actual environment for the condenser 20 is grasped. - 特許庁

配管の設置状況に係わらず容易に適用可能であるとともに応力腐食割れや腐食疲労などの環境助長割れによるき裂の進展を抑制可能な配管のき裂進展抑制方法を提案する。例文帳に追加

To provide a method for preventing development of cracks of piping that is easily adopted regardless of installation conditions of the piping, and prevents development of the cracks due to environmental assisted cracking such as stress corrosion cracking or corrosion fatigue. - 特許庁

２種類のき裂進展速度のうちの一方は、起動停止回数にのみ依存するものであり、応力保持を伴わないき裂進展試験結果をもとに求める。例文帳に追加

One of the two kinds of crack development speeds depending only on the number of times of start/stop is determined based on a crack development test result unaccompanied by stress retention. - 特許庁

低荷重・低応力拡大係数の条件の下であってもき裂進展速度評価をすることができる応力腐食割れ進展試験方法及びその装置を提供する。例文帳に追加

To provide a test method of stress corrosion crack development capable of evaluating a crack developing speed even under a condition of a low load/low stress magnification coefficient, and to provide testing equipment therefor. - 特許庁

応力拡大係数を一定に維持しつつき裂を進展させるき裂進展試験方法及び装置において、片側にき裂を有する試験片の端部に強制変位を加えることにより発生する曲げモーメントの影響なく試験を行うことができる具体的な試験方法及び装置を提供する。例文帳に追加

To provide a specific testing method and device capable of performing testing without any influence of bending moment generated by applying forced displacement to the edge of a specimen having a crack at one side in a crack development testing method and device for making a crack to develop while maintaining a stress intensity factor fixedly. - 特許庁

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