Testing system and method for high-temperature screening test of electro-hydraulic servo valve

The invention belongs to the technical field of mechanical engineering, and relates to a servo valve high-temperature screening test system and method.The system comprises an oil way switching device, an electro-hydraulic servo valve installation and oil inlet and return device and a performance tes...

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Bibliographische Detailangaben
Hauptverfasser: WANG NINGFENG, JIA XIUJIE
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention belongs to the technical field of mechanical engineering, and relates to a servo valve high-temperature screening test system and method.The system comprises an oil way switching device, an electro-hydraulic servo valve installation and oil inlet and return device and a performance test module; the electro-hydraulic servo valve installation and oil inlet and return device is used for installing an electro-hydraulic servo valve to be tested and is communicated with oil inlet and oil return of a hydraulic system, and the oil way switching device is communicated with the electro-hydraulic servo valve installation and oil inlet and return device through a plurality of hydraulic pipelines. The oil path switching device is used for switching connection or disconnection of an oil path channel in the electro-hydraulic servo valve installation and oil inlet and return device, and the performance testing module is electrically connected with the oil path switching device and a to-be-tested electro-hydraul