发明名称 |
HYDRAULIC DEVICE FOR EMERGENCY STARTING A TURBINE ENGINE, PROPULSION SYSTEM OF A MULTI-ENGINE HELICOPTER PROVIDED WITH ONE SUCH DEVICE, AND CORRESPONDING HELICOPTER |
摘要 |
Emergency start-up device for a turboshaft engine of a helicopter, comprising: a hydraulic motor which is mechanically connected to said turboshaft engine; a hydropneumatic store which is connected to said hydraulic motor by a hydraulic circuit for supplying pressurised liquid to said hydraulic motor; and a hydraulic valve which has controlled quick opening, arranged on the hydraulic circuit between said store and said hydraulic motor, and is suitable for being placed on command at least in an open position in which the liquid can supply said hydraulic motor, or in a closed position in which said hydraulic motor is no longer supplied with pressurised liquid. |
申请公布号 |
EP3123017(A1) |
申请公布日期 |
2017.02.01 |
申请号 |
EP20150717550 |
申请日期 |
2015.03.20 |
申请人 |
Safran Helicopter Engines |
发明人 |
THIRIET, Romain;MOINE, Bertrand;SERGHINE, Camel;POREL, François |
分类号 |
F02C7/27;F01D19/00;F02C6/14 |
主分类号 |
F02C7/27 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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