Verification System for On-line AE PD Detectors

Verification System for On-line AE PD Detectors

This system verifies the functionality and performance of on-line AE PD detectors by injecting simulated ultrasonic PD pulses into the power equipment.

Key Features:

•  Comprehensive assessment:The system can comprehensively assess and verify the functionality and performance of on-line

 AE PD detectors, including sensitivity, linearity, stability, sampling continuity, pulse counting, pattern recognition & diagnosis, 

and more.

•  Remote control:Can be controlled both at scene and remotely from a control room.

•  Acoustic pulse generator:Generates pulses and simulated signals with adjustable amplitude, frequency, and interval.

•  Professional-grade acoustic transducer:The acoustic transducer for verification purpose has wide frequency response band 

(10 ~ 300kHz) with flat amplitude-frequency curve within the frequency band.

•  Discharge pattern simulation:Simulates typical discharge patterns including tip discharge, particle discharge, floating 

discharge, air-gap discharge, and creeping discharge.

•  Variable intervals:Pulse repetition rate can be fixed or random, in order to verify the continuity of sampling and the accuracy 

of the pulse count function.

•  Synchronization:Wired or wireless phase synchronization with the power frequency.

•  Automated testing:Highly automated all-in-one software can perform all testing items and generate test reports with one 

click.

•  Data storage:Can store the records of all assessed instruments for diagnosis and analysis.

Technical Specifications:

•  Pulse output                                             Single pulses, simulated discharge patterns;

•  Pulse shape                                             Rising edge100ns, amplitude: 0 ~ 20V;

•  Single pulse interval                                 Fixed, random;

•  Simulated discharge patterns                  Tip, particle, floating, air-gap, and creeping;

•  Synchronization input                              Wired, wireless, 30 ~ 200Hz, 10 ~ 220V;

•  Synchronization output                            Sinewave, 30 ~ 200Hz, 24V;

•  Acoustic transducer                                 Frequency band 10 ~ 300kHz, amplitude 0 ~ 100V;

•  Connectivity                                             3G/4G cellular, Ethernet;

•  Battery pack                                             24V/5Ah Li-ion battery, continuous working time of one battery 8hrs;

•  Size                                                          254x201x53mm;

•  Weight                                                      2.2kg.

pictures:

Field demonstration

Acoustic pulse generator

Acoustic transducer


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