
Mechanical Engineer Fluid transmission Hydraulic power Hydraulic technology Hydraulic technology Hydraulic technology Gas liquid technology Hydraulic technology Operating conditions Operating conditions Rated conditions Extreme conditions Transient conditions Steady state conditions Permissible conditions Continuous working conditions Actual conditions Efficiency and efficiency Rotation direction Rotation direction Normal pressure Working pressure Inlet pressure Inlet pressure Outlet pressure Dropletpressure Pressure drop Pressure drop; Differential pressure, back pressure, starting pressure, breakout pressure, oil filling pressure, charging pressure, opening pressure, cracking pressure, peak pressure, peak pressure, operating pressure, pressure resistance test pressure, proof pressure, impact pressure, surgepressure, static pressure, system pressure, control pressure, pilot pressure, inflation pressure, pre charge pressure, suction pressure, suction pressure, suction pressure, regulation deviation, override pressure, rated pressure, rate pressure, air consumption, air consumption, leakage, internal leakage, internal leakage, external leakage, laminar flow, turbulent flow, cavitation flow, flow rate, displacement, rated flow rate, rated flow rate, rated flow rate. Supply flow, flow coefficient, flower factor, hysteresis, hysteresis, graphical symbol Hydraulic and pneumatic components, symbols for hydraulic and pneumatic components, symbols for fluid logic devices, symbols for logic functions, symbols for logic functions, circuit diagrams, pressure time diagrams, function diagrams, cycle circles, automatic cycles, working cycles, working cycles, working cycles, cycling speeds, working steps, phase stops, working steps, fast forward working steps, rapid advance phase, fast backward working steps, rapid return phase, frequency response, hysteresis threshold sensitivity, Lap hysteresis, pressure gain, null pressure gain. Zero bias, zero offset, zero drift, frequency response, slope curve, hydraulic system Actuator, hydraulic cylinder, hydraulic motor, hydraulic circuit, pressure control circuit, flow control circuit, speed control circuit, directional valve control, safety circuit, positioning circuit, synchronization circuit, sequential action circuit, hydraulic pump valve, pressure control valve, flow control valve, directional valve, hydraulic accessories, common valve, cartridge valve, superposition valve. 4. Bite type fittings, sleeve type fittings, Tube to tube fittings, and union fittings Straight through pipe joints, union elbow, right angle pipe joints, union tee, three-way pipe joints, union cross, four-way pipe joints, Mal stud fittings, end straight through pipe joints, Bulkhead fittings, long straight through pipe joints, Weld fittings, welded pipe joints, Female connectors, fittings, nuts, reducers, extenders, variable diameter pipe joints, Banjo fittings, articulated pipe joints, Adjustable fittings/weave nut, rotary joints. Five, servo valve and servo system performance parameters, dynamic response, DDV direct drive valve, NFPA National Fluid Power Association, American Fluid Control Society, Phase lag Lag nozzle flapper valve, servo jet pilot valve, jet tube valve, Dither, flutter current, coil impedance, flow saturation, linearity, symmetry Throttle valve Double throttle check valve Rotary knob Rectifier plate Throttle plate Servo valve Proportional valve Position feedba