Reliability Toolkit

Temperature–Humidity Acceleration Factor Calculator

Select the humidity relationship that matches your fitted model and combine it with thermal acceleration for the same degradation mechanism.

Engineering inputs

Supported range: 0 to 5.

Supported range: -100 to 500.

Supported range: -100 to 500.

Supported range: 0 to 1e+09.

Use b fitted with relative humidity as a fraction from 0 to 1, not a percentage. Supported range: 0 to 20.

Supported range: 0.1 to 100.

Supported range: 0.1 to 100.

Results

Your calculation

Enter the inputs and select Calculate.

How to use it

Check the inputs and assumptions.

  1. 01

    Choose reciprocal humidity or Peck to match the model used to fit your data.

  2. 02

    Enter use and test temperature and relative humidity.

  3. 03

    Enter the fitted humidity coefficient or exponent and review equivalent exposure.

Further reading

Book References

Practical Reliability Engineering

Patrick D. T. O'Connor and Andre V. Kleyner

5th Edition. Wiley, 2012.

ISBN 9780470979822

Book details