PERFORMANCE TESTING APPARATUS FOR HYDRAULIC CYLINDER OF AXIAL FAN

摘要

The present invention relates to an apparatus which tests oil leakages of a cylinder and a rotating oil seal for supplying oil pressure to control the blade angle of an axial fan and which comprises a support part on which the rotating oil seal and the cylinder are installed to be supported, an oil supply unit connected to the rotating oil seal to supply and drain oil, a control part for controlling oil supply to the rotating oil seal and the cylinder, and an output part for measuring various parameters to display them.;COPYRIGHT KIPO 2014