Improving the plunger room sealing system of piston pump of ACF-70B fracturing car;

Design and dimensional calculation of mounting holes of slipping shoe in piston pump;

The analysis of stator harmonic current when piston pump is driven by asynchronous motor;

Structure improvement of plunger pump head for oilfield;

Theoretical calculation and finite element analysis of single-acting triplex plunger pump crosshead;

Theoretical analysis and strength calculating of single acting triplex plunger pump crankshaft;