High Bulk Modulus of Ionic Liquid and Effects on Performance of Hydraulic System

Table 1

Important parameters of the measuring device.

Young's modulus of steel (E235 steel)	𝐸st= 2,1 · 10^6 bar
Wall thickness	𝑡= 5 mm
Tube inner diameter piston diameter	𝑑𝑛= 20 mm
Thread pitch	𝑘= 1,5 mm
Distance between piezoelectric sensors	𝐿= 4,146 mm
Distance between pistons at 0 bar	𝑙0= 4,475 mm
Total length of all tubes used	𝑙𝑐= 4,50 m