Page 6 - Harbour Sludge Stabilisation.pdf
P. 6
Figure 1. UTM 4 point bending test cell for fatigue measurement (with the test piece made with ImmoCem
35/0,3)
During fatigue test a sine shaped loading wave is applied, and therefore a sine shaped bending and
compression and tension at the bottom and the op of the test beam are applied.
LOAD
LOAD LOAD LOAD
+ P
LOAD
0
LOAD LOAD
LOAD
- P
1 second
To maximum bending tension at the base of the beam has been determined beforehand as a function of
Load P in equation (1):
4
