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    • 1. 发明授权
    • Device for measuring the pressure in a gas mixture
    • 用于测量气体混合物中的压力的​​装置
    • US07922884B2
    • 2011-04-12
    • US10578339
    • 2004-11-08
    • Rainer StrohmaierMartin BauerBernhard Kamp
    • Rainer StrohmaierMartin BauerBernhard Kamp
    • G01N27/41
    • G01N27/407G01L13/06
    • A device for measuring the pressure of a gas mixture composed of gas components has an amperometric sensor that works on the limiting current principle, having two electrodes connected to a direct voltage that are situated on a solid electrolyte, of which one electrode is covered by a diffusion barrier, and a measuring element for measuring the limiting current flowing via electrodes as a measure for the gas pressure. For the purpose of error-free measurement of the gas pressure in a gas mixture in which the concentration of the gas components fluctuates with time, means are provided which fix the mole fraction of a gas component, drawn upon for pressure measurement, that is present upstream of the diffusion barrier at a constant 100%, at least during the pressure measuring phase. In one preferred exemplary embodiment, these means include a storage volume that is adjacent to the diffusion barrier which is separated from the gas mixture by a diffusion path, and two electrodes, situated on the solid electrolyte, for pumping of the gas component into the storage volume.
    • 用于测量由气体组分组成的气体混合物的压力的装置具有工作在极限电流原理上的电流传感器,其具有连接到位于固体电解质上的直流电压的两个电极,其中一个电极被 扩散阻挡层,以及用于测量流过电极的极限电流作为气体压力的量度的测量元件。 为了无差错地测量其中气体组分的浓度随时间变化的气体混合物中的气体压力,提供固定用于压力测量的气体组分的摩尔分数的装置 至少在压力测量阶段,扩散阻挡层的上游位于恒定的100%。 在一个优选的示例性实施例中,这些装置包括与通过扩散路径与气体混合物分离的扩散阻挡层相邻的存储体积,以及位于固体电解质上的两个电极,用于将气体组分泵入储存器 卷。
    • 2. 发明申请
    • Device for measuring the pressure in a gas mixture
    • 用于测量气体混合物中的压力的​​装置
    • US20070144904A1
    • 2007-06-28
    • US10578339
    • 2004-11-08
    • Rainer StrohmaierMartin BauerBernhard Kamp
    • Rainer StrohmaierMartin BauerBernhard Kamp
    • G01N27/26
    • G01N27/407G01L13/06
    • A device for measuring the pressure of a gas mixture composed of gas components has an amperometric sensor that works on the limiting current principle, having two electrodes connected to a direct voltage that are situated on a solid electrolyte, of which one electrode is covered by a diffusion barrier, and a measuring element for measuring the limiting current flowing via electrodes as a measure for the gas pressure. For the purpose of error-free measurement of the gas pressure in a gas mixture in which the concentration of the gas components fluctuates with time, means are provided which fix the mole fraction of a gas component, drawn upon for pressure measurement, that is present upstream of the diffusion barrier at a constant 100%, at least during the pressure measuring phase. In one preferred exemplary embodiment, these means include a storage volume that is adjacent to the diffusion barrier which is separated from the gas mixture by a diffusion path, and two electrodes, situated on the solid electrolyte, for pumping of the gas component into the storage volume.
    • 用于测量由气体组分组成的气体混合物的压力的装置具有工作在极限电流原理上的电流传感器,其具有连接到位于固体电解质上的直流电压的两个电极,其中一个电极被 扩散阻挡层,以及用于测量流过电极的极限电流作为气体压力的量度的测量元件。 为了无差错地测量其中气体组分的浓度随时间变化的气体混合物中的气体压力,提供固定用于压力测量的气体组分的摩尔分数的装置 至少在压力测量阶段,扩散阻挡层的上游位于恒定的100%。 在一个优选的示例性实施例中,这些装置包括与通过扩散路径与气体混合物分离的扩散阻挡层相邻的存储体积,以及位于固体电解质上的两个电极,用于将气体组分泵入储存器 卷。
    • 9. 发明申请
    • FLUID DYNAMIC BEARING SYSTEM AND A SPINDLE MOTOR HAVING THIS KIND OF BEARING SYSTEM
    • 流体动力轴承系统和具有这种轴承系统的主轴电机
    • US20110285231A1
    • 2011-11-24
    • US13104205
    • 2011-05-10
    • Thilo RehmMartin Bauer
    • Thilo RehmMartin Bauer
    • F16C32/06H02K7/08
    • G11B19/2036F16C17/107F16C33/103F16C33/107F16C33/745F16C2370/12H02K5/1675
    • The invention relates to a fluid dynamic bearing system having a bearing bush and a shaft that are rotatable with respect to one another about a common rotational axis and form a bearing gap filled with bearing fluid between associated bearing surfaces. The bearing surfaces form at least one fluid dynamic radial bearing. A rotor component is disposed on the shaft. A stopper ring is disposed on the shaft or on the rotor component and adjoins the bearing bush, wherein a gap is formed between the mutually facing surfaces of the bearing bush and the stopper component that is filled with a bearing fluid and connected to the bearing gap and extends substantially in a radial direction. According to the invention, the surfaces of the bearing bush and/or the stopper component are formed such that the gap is tapered, narrowing radially outwards. Moreover, a recirculation channel may be provided in the bearing bush that connects a gap region between the bearing gap and the sealing gap radially outside the axial bearing to a gap region radially outside the stopper component.
    • 本发明涉及一种具有轴承衬套和轴的流体动力轴承系统,所述轴承衬套和轴可相对于彼此围绕公共旋转轴线旋转并形成在相关联的轴承表面之间填充有轴承流体的轴承间隙。 轴承表面形成至少一个流体动态径向轴承。 转子部件设置在轴上。 止动环设置在轴上或转子部件上并与轴承衬套相邻,其中在轴承衬套的相互面对的表面和填充有轴承流体的止动部件之间形成有间隙,并连接到轴承间隙 并且基本上在径向方向上延伸。 根据本发明,轴承衬套和/或止动部件的表面形成为使得间隙渐缩,径向向外变窄。 此外,可以在轴承衬套中设置再循环通道,该轴承衬套将轴承间隙和轴向轴承径向外侧的密封间隙之间的间隙区域连接到止动部件的径向外侧的间隙区域。