Wenzhou Prance Hydraulic Equipment Co., Ltd
A hydraulic vane pump cartridge replacement can restore the pumping group without replacing the complete housing, but it is not a shortcut around diagnosis. The replacement must match the pump series, displacement, rotation and port timing. The housi
Hydraulic gear pump wear is evidence, not a diagnosis by itself. A normal running track, abrasive scoring, cavitation erosion, housing wipe, bearing distress and heat discoloration point to different system conditions. Reading where damage appears—an
Compare monoblock and sectional hydraulic valves by construction, configuration, pressure drop, power beyond, spool choice, and service.
The axial piston pump valve plate separates inlet and outlet flow while the cylinder block rotates. Its kidney-shaped ports connect each piston bore to suction and pressure at the correct point in the cycle. Small timing features help manage compress
Compare gerotor and geroller orbital motors by contact geometry, low-speed behavior, torque, efficiency, bearing load, and circuit needs.
A pressure compensated hydraulic pump automatically reduces displacement when system pressure reaches its setting. It does not stop rotating; it moves toward minimum flow while maintaining enough pressure to respond when a valve opens. This saves ene
Understand how balanced and unbalanced vane-pump layouts change radial load, displacement control, pressure capability, noise, and service.
Compare internal and external hydraulic gear pumps by geometry, flow character, noise, efficiency, viscosity, wear, and application fit.
See how an axial piston pump uses an inclined swash plate to create piston stroke, displacement, and controllable hydraulic flow.
Hydraulic pump pressure and flow do different jobs. Learn what controls each quantity, how symptoms differ, and how to test both safely.
Learn how a hydraulic selector valve picks which circuit gets supply, how it differs from priority and divider valves, and what to confirm before RFQ.
Learn what a hydraulic flow valve does, main speed-control types, meter-in vs meter-out placement, and circuit facts to prepare before a valve talk.