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公开(公告)号：US20130183155A1
公开(公告)日：2013-07-18
申请号：US13351900
申请日：2012-01-17
CPC分类号： F04D1/025 , F04D9/04 , F04D29/2216 , F04D29/2277 , F04D29/24 , Y10T29/4932
摘要： A centrifugal boost pump inducer section includes a plurality of inducer main blades, and a plurality of splitter blades, each of which includes normal to the blade mean line cross sectional surfaces distributed over the length of the blades, the cross sectional surfaces defined as a set of R-coordinates, theta-coordinates and Z-coordinates relative to an impeller outer diameter set out in one set of tables. A centrifugal boost pump impeller section includes a plurality of impeller main blades, a plurality of primary splitter blades, and a plurality of secondary splitter blades, each of which includes normal to the blade mean line cross sectional surfaces distributed over the length of the blades, the cross sectional surfaces defined as a set of R-coordinates, theta-coordinates and Z-coordinates relative to an impeller outer diameter set out in another set of tables.
摘要翻译： 离心式增压泵引导器部分包括多个引导器主叶片和多个分流叶片，每个分流叶片包括垂直于分布在叶片长度上的平均线横截面的叶片，横截面被定义为一组 的R坐标，θ坐标和Z坐标相对于一组表格中列出的叶轮外径。 离心增压泵叶轮部分包括多个叶轮主叶片，多个初级分流叶片和多个次级分流叶片，每个叶片主要包括垂直于分布在叶片长度上的叶片平均线横截面， 横截面被定义为一组R坐标，θ坐标和Z坐标，相对于在另一组表格中列出的叶轮外径。
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公开(公告)号：US20130183148A1
公开(公告)日：2013-07-18
申请号：US13351936
申请日：2012-01-17
CPC分类号： F04D29/445 , F04D29/426 , Y10T29/49243 , Y10T409/303752
摘要： A disclosed centrifugal boost pump volute includes normal to flow cross sectional surfaces distributed over the length of the passage. The volute includes a volute proper, an exit bend and a diffuser fluidly interconnecting the volute proper to the exit bend. The cross sectional surfaces are defined as dimensions set out in one set of data, which includes Tables N-1 and N-2 for the volute proper and Table N-3 for the volute exit bend, where N is the same value.
摘要翻译： 所公开的离心增压泵蜗壳包括分布在通道长度上的正常流动横截面。 蜗壳包括蜗壳本体，出口弯曲部和扩散器，将蜗壳本体连接到出口弯曲部。 横截面被定义为在一组数据中设置的尺寸，其包括用于蜗壳本身的表N-1和N-2以及用于蜗壳出口弯曲的表N-3，其中N是相同的值。
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公开(公告)号：US08944767B2
公开(公告)日：2015-02-03
申请号：US13351900
申请日：2012-01-17
CPC分类号： F04D1/025 , F04D9/04 , F04D29/2216 , F04D29/2277 , F04D29/24 , Y10T29/4932
摘要： A centrifugal boost pump inducer section includes a plurality of inducer main blades, and a plurality of splitter blades, each of which includes normal to the blade mean line cross sectional surfaces distributed over the length of the blades, the cross sectional surfaces defined as a set of R-coordinates, theta-coordinates and Z-coordinates relative to an impeller outer diameter set out in one set of tables. A centrifugal boost pump impeller section includes a plurality of impeller main blades, a plurality of primary splitter blades, and a plurality of secondary splitter blades, each of which includes normal to the blade mean line cross sectional surfaces distributed over the length of the blades, the cross sectional surfaces defined as a set of R-coordinates, theta-coordinates and Z-coordinates relative to an impeller outer diameter set out in another set of tables.
摘要翻译： 离心式增压泵引导器部分包括多个引导器主叶片和多个分流叶片，每个分流叶片包括垂直于分布在叶片长度上的平均线横截面的叶片，横截面被定义为一组 的R坐标，θ坐标和Z坐标相对于一组表格中列出的叶轮外径。 离心增压泵叶轮部分包括多个叶轮主叶片，多个初级分流叶片和多个次级分流叶片，每个叶片主要包括垂直于分布在叶片长度上的叶片平均线横截面， 横截面被定义为一组R坐标，θ坐标和Z坐标，相对于在另一组表格中列出的叶轮外径。
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公开(公告)号：US09028576B2
公开(公告)日：2015-05-12
申请号：US13292593
申请日：2011-11-09
CPC分类号： F02C7/32 , B01D45/14 , F01D25/18 , F01M2013/0422 , F02C6/00 , F05D2260/609 , Y10T74/19991
摘要： A gearbox includes an inlet configured to receive a mixture of air and oil from an external source and a deoiler. The deoiler includes a shaft including an inlet passage and an outlet passage, both formed on an inner portion of the shaft and separated from one another, a separator unit coupled to and surrounding a portion of the shaft and including an inlet and an outlet and a pre-pressuring component coupled to the shaft that increases the pressure of the mixture of oil and air to form a pressurized mixture and provides the pressurized mixture to the inlet of the separator unit.
摘要翻译： 变速箱包括入口，该入口被配置为从外部源和去除器接收空气和油的混合物。 该除烟机包括一个轴，该轴包括入口通道和出口通道，两者都形成在轴的内部并彼此分离，分离器单元联接到并围绕轴的一部分并且包括入口和出口以及 耦合到轴的预加压部件增加了油和空气的混合物的压力以形成加压混合物并将加压混合物提供到分离器单元的入口。
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公开(公告)号：US08974178B2
公开(公告)日：2015-03-10
申请号：US13351936
申请日：2012-01-17
IPC分类号： F04D29/42
CPC分类号： F04D29/445 , F04D29/426 , Y10T29/49243 , Y10T409/303752
摘要： A disclosed centrifugal boost pump volute includes normal to flow cross sectional surfaces distributed over the length of the passage. The volute includes a volute proper, an exit bend and a diffuser fluidly interconnecting the volute proper to the exit bend. The cross sectional surfaces are defined as dimensions set out in one set of data, which includes Tables N-1 and N-2 for the volute proper and Table N-3 for the volute exit bend, where N is the same value.
摘要翻译： 所公开的离心增压泵蜗壳包括分布在通道长度上的正常流动横截面。 蜗壳包括蜗壳本体，出口弯曲部和扩散器，将蜗壳本体连接到出口弯曲部。 横截面被定义为在一组数据中设置的尺寸，其包括用于蜗壳本身的表N-1和N-2以及用于蜗壳出口弯曲的表N-3，其中N是相同的值。
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公开(公告)号：US20130112029A1
公开(公告)日：2013-05-09
申请号：US13292593
申请日：2011-11-09
CPC分类号： F02C7/32 , B01D45/14 , F01D25/18 , F01M2013/0422 , F02C6/00 , F05D2260/609 , Y10T74/19991
摘要： A gearbox includes an inlet configured to receive a mixture of air and oil from an external source and a deoiler. The deoiler includes a shaft including an inlet passage and an outlet passage, both formed on an inner portion of the shaft and separated from one another, a separator unit coupled to and surrounding a portion of the shaft and including an inlet and an outlet and a pre-pressuring component coupled to the shaft that increases the pressure of the mixture of oil and air to form a pressurized mixture and provides the pressurized mixture to the inlet of the separator unit.
摘要翻译： 变速箱包括入口，该入口被配置为从外部源和去除器接收空气和油的混合物。 该除烟机包括一个轴，该轴包括入口通道和出口通道，两者都形成在轴的内部并彼此分离，分离器单元联接到并围绕轴的一部分并且包括入口和出口以及 耦合到轴的预加压部件增加了油和空气的混合物的压力以形成加压混合物并将加压混合物提供到分离器单元的入口。
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公开(公告)号：US20120328417A1
公开(公告)日：2012-12-27
申请号：US13166509
申请日：2011-06-22
IPC分类号： F01D25/16
CPC分类号： F02C7/06 , F01D25/18 , F05D2240/70 , F05D2260/602 , F05D2260/609
摘要： An engine bearing compartment is provided and includes an engine casing defining a discharge pathway for a fluid to drain from the engine bearing compartment, a shaft rotatably disposed within the engine casing to define an annulus, a housing disposed within the annulus below an elevation of the discharge pathway, an impeller rotatable with the shaft and including a centrifugal element, the impeller being disposed within the annulus at least partially below the discharge pathway elevation whereby, due to impeller rotation, the centrifugal element expels the fluid through the discharge pathway from the annulus above the discharge pathway elevation and a circuit by which fluid expelled through the discharge pathway is communicated to an interior of the housing.
摘要翻译： 发动机轴承舱设置有发动机壳体，该发动机壳体限定用于使流体从发动机轴承室排出的排出通道，可旋转地设置在发动机壳体内以限定环形空间的轴，设置在环形空间内的壳体， 排出通道，可与轴一起旋转并且包括离心元件的叶轮，所述叶轮至少部分地设置在所述环形空间内，在所述排出通道升高之下，由此由于叶轮旋转，所述离心元件通过所述排出通道将所述流体从所述环 在排出通道高程上方和通过排出通道排出的流体被传送到壳体内部的回路。
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公开(公告)号：US08052384B2
公开(公告)日：2011-11-08
申请号：US12140426
申请日：2008-06-17
IPC分类号： F04D29/62
CPC分类号： F04D29/448
摘要： A centrifugal pump with a volute and at least one stage with an associated impeller and removable diffuser assembly comprises: multiple diffuser segments, each diffuser segment comprising a central passage from an inner curvilinear surface to an outer curvilinear surface and a curvilinear leading engagement surface between a leading end of its curvilinear inner surface and its curvilinear outer surface; multiple curvilinear volute mounting surfaces within the volute, each curvilinear mounting surface receiving a corresponding diffuser segment to mount the diffuser segments in a generally annular pattern about the impeller to form the removable diffuser assembly, with the curvilinear inner surface of each diffuser segment proximate an outer periphery of the impeller and the curvilinear leading engagement surface of each diffuser segment engaging a trailing portion of the curvilinear outer surface of an adjacent one of the diffuser segments; and a volute connecting passage within the volute for coupling the central passages of each diffuser segment to a pump outlet.
摘要翻译： 具有蜗壳和至少一个具有相关联的叶轮和可移除扩散器组件的级的离心泵包括：多个扩散器段，每个扩散器段包括从内部曲线表面到外部曲线表面的中心通道，以及位于 其曲面内表面及其曲线外表面的前端; 在蜗壳内的多个曲线的蜗壳安装表面，每个曲线安装表面接收相应的扩散器段，以将扩散段安装在围绕叶轮的大致环形图案中以形成可移除的扩散器组件，每个扩散器段的曲线内表面接近外部 叶轮的周边和每个扩散器段的曲线引导接合表面接合相邻一个扩散器段的曲线外表面的尾部; 以及在蜗壳内的蜗壳连接通道，用于将每个扩散器段的中心通道连接到泵出口。
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公开(公告)号：US09051878B2
公开(公告)日：2015-06-09
申请号：US13166509
申请日：2011-06-22
CPC分类号： F02C7/06 , F01D25/18 , F05D2240/70 , F05D2260/602 , F05D2260/609
摘要： An engine bearing compartment is provided and includes an engine casing defining a discharge pathway for a fluid to drain from the engine bearing compartment, a shaft rotatably disposed within the engine casing to define an annulus, a housing disposed within the annulus below an elevation of the discharge pathway, an impeller rotatable with the shaft and including a centrifugal element, the impeller being disposed within the annulus at least partially below the discharge pathway elevation whereby, due to impeller rotation, the centrifugal element expels the fluid through the discharge pathway from the annulus above the discharge pathway elevation and a circuit by which fluid expelled through the discharge pathway is communicated to an interior of the housing.
摘要翻译： 发动机轴承舱设置有发动机壳体，该发动机壳体限定用于使流体从发动机轴承室排出的排出通道，可旋转地设置在发动机壳体内以限定环形空间的轴，设置在环形空间内的壳体， 排出通道，可与轴一起旋转并且包括离心元件的叶轮，所述叶轮至少部分地设置在所述环形空间内，在所述排出通道升高之下，由此由于叶轮旋转，所述离心元件通过所述排出通道将所述流体从所述环 在排出通道高程上方和通过排出通道排出的流体被传送到壳体内部的回路。
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