HYDRAULIC STATIC CONE PENETROMETERS

Wheel type CPT vehicle (TPC-15W, TPC-20W)

Wheel type CPT vehicle uses hydraulic transmission system to penetrate, anchor, level and lift car body, etc.

The hydraulic system's oil is supplied by a large flow and high-pressure gear pump with an advanced direction- controlling combination multi-way valve which is installed in the console center. Each a hydraulic valve controls one circuit. On the right of multi-way valve, the relief valve is instal ed to control the oil pressure.

The operation panel has two layers. The upper is the main control circuit while the lower is oil cylinder control circuit. On the upper layer there are three control rods: the left one to control penetration system; the middle one to control the anchor system; the right one to control the hydraulic props. The lower four rods is to control oil cylinder.