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    • 2. 发明授权
    • Method and a device for balancing pressure in a turbojet bearing enclosure
    • 方法和用于平衡涡轮喷气轴承外壳中的压力的​​装置
    • US08714905B2
    • 2014-05-06
    • US12934784
    • 2009-03-24
    • Ion FintescuLaurent GilleJean-Pierre Mourlan
    • Ion FintescuLaurent GilleJean-Pierre Mourlan
    • F04D27/02
    • F01D25/16F01D25/183F02C7/06F05D2240/63
    • A pressure-balancing device for balancing pressure in at least one bearing enclosure of a turbojet, the enclosure including a mechanism feeding the bearing with lubricating liquid, an air intake, at least one sealing system placed between the stator and the rotor in front of and/or behind the bearing, a recovery mechanism recovering the lubricating liquid, and a removal mechanism removing the mixture of air and of traces of lubricating liquid towards a venting circuit. Downstream from the bearing enclosure and in the venting circuit, the balancing device includes a regulator system regulating the air removal flow rate, thereby enabling the flow rate to be variable as a function of the speed of the engine, to remain non-zero, and, at high speeds, to be lower than when the regulator system is not included.
    • 一种用于平衡涡轮喷气发动机的至少一个轴承罩中的压力的​​压力平衡装置,所述外壳包括将所述轴承与润滑液体一起供给的机构,进气口,置于所述定子和所述转子之前的至少一个密封系统, /或在轴承后面,回收润滑液的回收机构,以及去除空气和痕量润滑液体的混合物朝向排气回路的去除机构。 在轴承箱和通气回路下游,平衡装置包括调节排气流量的调节器系统,从而使流量可根据发动机的速度而变化,保持非零,以及 ,高速度,低于不包括调节器系统时。
    • 3. 发明申请
    • METHOD AND A DEVICE FOR BALANCING PRESSURE IN A TURBOJET BEARING ENCLOSURE
    • 用于在涡轮轴承外壳中平衡压力的方法和装置
    • US20110188992A1
    • 2011-08-04
    • US12934784
    • 2009-03-24
    • Ion FintescuLaurent GilleJean-Pierre Mourlan
    • Ion FintescuLaurent GilleJean-Pierre Mourlan
    • F01D3/04
    • F01D25/16F01D25/183F02C7/06F05D2240/63
    • A pressure-balancing device for balancing pressure in at least one bearing enclosure of a turbojet, the enclosure including a mechanism feeding the bearing with lubricating liquid, an air intake, at least one sealing system placed between the stator and the rotor in front of and/or behind the bearing, a recovery mechanism recovering the lubricating liquid, and a removal mechanism removing the mixture of air and of traces of lubricating liquid towards a venting circuit. Downstream from the bearing enclosure and in the venting circuit, the balancing device includes a regulator system regulating the air removal flow rate, thereby enabling the flow rate to be variable as a function of the speed of the engine, to remain non-zero, and, at high speeds, to be lower than when the regulator system is not included.
    • 一种用于平衡涡轮喷气发动机的至少一个轴承罩中的压力的​​压力平衡装置,所述外壳包括将所述轴承与润滑液体一起供给的机构,进气口,置于所述定子和所述转子之前的至少一个密封系统, /或在轴承后面,回收润滑液的回收机构,以及去除空气和痕量润滑液体的混合物朝向排气回路的去除机构。 在轴承箱和通气回路下游,平衡装置包括调节排气流量的调节器系统,从而使流量可根据发动机的速度而变化,保持非零,以及 ,高速度,低于不包括调节器系统时。