Search International and National Patent Collections

1. (WO2018177641) APPARATUS FOR CONTROLLING A HYDRAULIC MACHINE

Pub. No.:    WO/2018/177641    International Application No.:    PCT/EP2018/053164
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Fri Feb 09 00:59:59 CET 2018
IPC: F15B 11/17
Applicants: VOITH PATENT GMBH
Inventors: ZELLER, Thomas
HOHAGE, Rouven
Title: APPARATUS FOR CONTROLLING A HYDRAULIC MACHINE
Abstract:
Apparatus for controlling a hydraulic machine, e.g. a turbine, a pump or a pump-turbine, using constant-displacement pumps that are driven at variable rotational speeds, said apparatus comprising a device for performing an emergency closure, the device being characterized by low energy consumption and high efficiency while ensuring that all operation-relevant and safety-relevant requirements of a hydraulic machine are met.