Behaviour of ballasted track during high speed train passage
Behaviour of ballasted track during high speed train passage
Behaviour of ballasted track during high speed train passage
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Geophone data<br />
Geophone produces a voltage proportional to velocity <strong>of</strong> the sensor (a). Knowing the response<br />
characteristics <strong>of</strong> the geophone the velocity can be computed (b). Integration <strong>of</strong> data leads to calculated<br />
displacement (c). Dominant axle and bogie frequencies can be obtained (d).<br />
High Speed Track<br />
Railways Day - 15 February 2011<br />
a<br />
c<br />
b<br />
d
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