Features
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— Meets the testing and inspection requirements for electro-hydraulic servo valves and proportional valves upon factory shipment, supporting various working media.
— Primarily composed of hydraulic power, test benches, and control systems, the system features adjustable pressure and flow ratios.
— CompliantGB/T15623-2003"Test Methods for Electro-Hydraulic Servo Valves"GJB3370-98"General Specification for Aircraft Electro-Hydraulic Flow Servo Valve"ISO10770-1"Test Method for Shunt Flow Control Valve"QJ504A-1996"General Specification for Flow and Hydraulic Servo Valve"QJ2078A-1998Requirements of "Test Methods for Electro-hydraulic Servo Valves" and other standards
— Adjustable, flushing, and static as well as dynamic testing for various servo valves and proportional valves

— Static Test Items: Resolution, Overlap, Pressure Gain, Internal Leakage, Fuel Pressure Drift, Return Pressure Drift, Load Flow Characteristics, Pressure Resistance Test, Flow Gain, Linearity, Symmetry, Zero Bias
— Dynamic Testing: Frequency Characteristics, Transient Characteristics
— System utilizes computer technologyPLCAutomated control technology for computerized data measurement and control, as well as automatic processing of servo valve testing
— Flexible oil route configuration, compact structure, advanced functions, high level of automation, and strong expandability.
— Equipped with both automatic and manual testing functions, easy switching between the two modes.

Key Parameters