04.04.2014 Views

σ - Mechanika

σ - Mechanika

σ - Mechanika

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

12<br />

Wőhlerova křivka – statistický přehled<br />

1000<br />

1000<br />

1000<br />

structural steel<br />

a [MPa]<br />

a [MPa]<br />

a [MPa]<br />

Mez únavy<br />

100<br />

100<br />

1,E+04 1,E+05 1,E+06 1,E+07<br />

100<br />

1,E+04 1,E+05 1,E+06 1,E+07<br />

N [1]<br />

1,E+04 1,E+05 1,E+06 1,E+07<br />

N [1]<br />

N [1]<br />

• řízení síly, napětí – měkké zatěžování<br />

• R=const. nebo m =const.<br />

• Mez únavy (Endurance limit, Fatigue limit) C<br />

• Pravděpodobnost poruchy P [%]

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!