WHEEL FOR A HYDRAULIC MACHINE, A HYDRAULIC MACHINE INCLUDING SUCH A WHEEL, AND AN ENERGY CONVERSION INSTALLATION EQUIPPED WITH SUCH A HYDRAULIC MACHINE
    1.
    发明申请
    WHEEL FOR A HYDRAULIC MACHINE, A HYDRAULIC MACHINE INCLUDING SUCH A WHEEL, AND AN ENERGY CONVERSION INSTALLATION EQUIPPED WITH SUCH A HYDRAULIC MACHINE 有权
    液压机轮,包括这种轮的液压机,以及装有液压机的能量转换装置

    公开(公告)号:US20110008150A1

    公开(公告)日:2011-01-13

    申请号:US12866837

    申请日:2009-02-13

    IPC分类号: F01D5/04 F03B3/02

    CPC分类号: F01D5/048 Y02E10/28

    摘要: The invention relates to a wheel (R) of the Francis type that comprises a ring (1) with revolution symmetry about the rotation axis (Z) of the wheel (R), and curved blades (21, 22) connected to the ring (1) and each having an outer peripheral edge (212, 222) and an inner central edge (211, 221). The connection points (B21, B22) between the ring (1) and the inner central edges (211, 221) of the blades (21, 22) are located on a same circle (C10) centred on the axis (Z). The connection points (A21, A22) between the ring (1) and the outer peripheral edges (212, 222) of the blades (21, 22) are located on at least two distinct circles (C21, C22) (D21, D22) centred on the axis (Z).

    摘要翻译: 本发明涉及一种弗朗西斯式的轮(R),其包括围绕车轮(R)的旋转轴线(Z)具有旋转对称的环(1)和连接到所述环的弯曲叶片(21,22) 1),并且每个具有外周缘(212,222)和内中心边缘(211,221)。 环(1)和叶片(21,22)的内中央边缘(211,221)之间的连接点(B21,B22)位于以轴线(Z)为中心的同一圆(C10)上。 环(1)和叶片(21,22)的外周缘(212,222)之间的连接点(A21,A22)位于至少两个不同的圆(C21,C22)(D21,D22) 以轴(Z)为中心。

    Francis turbine
    2.
    发明申请
    Francis turbine 有权
    弗朗西斯涡轮机

    公开(公告)号:US20060051210A1

    公开(公告)日:2006-03-09

    申请号:US10528142

    申请日:2003-10-02

    IPC分类号: B64C11/00

    摘要: The invention relates to a Francis turbine and a hydraulic turbine comprising one such Francis turbine. The inventive Francis turbine comprises a ceiling, a belt and blades (2) which extend between the ceiling and the belt and which define liquid flow channels therebetween. The ratio (e/L) of the maximum thickness (e) of each blade (2) to the average developed length (L) of the average fibre (23) thereof is between 0.1 and 0.2. According to the invention, over essentially the entire height of the leading edge (21), said average fibre (23) is oriented along a straight line (Δ23) which forms an angle (α) greater than 90° in relation to the linear feed speed (U) of the leading edge (21) of the blade (2).

    摘要翻译: 本发明涉及一种弗朗西斯涡轮机和包括一个这种弗朗西斯涡轮机的水轮机。 本发明的弗朗西斯涡轮机包括天花板,带和叶片(2),其在天花板和带之间延伸并且在其间限定液体流动通道。 每个叶片(2)的最大厚度(e)与平均纤维(23)的平均显影长度(L)的比(e / L)在0.1和0.2之间。 根据本发明,在前缘(21)的基本上整个高度上,所述平均纤维(23)沿着直线(ΔL23)定向,其形成大于 相对于叶片(2)的前缘(21)的线性进给速度(U)为90°。

    Energy conversion hydraulic plant and method for controlling such plant
    3.
    发明授权
    Energy conversion hydraulic plant and method for controlling such plant 有权
    能量转换液压站及其控制方法

    公开(公告)号:US08672617B2

    公开(公告)日:2014-03-18

    申请号:US12741740

    申请日:2008-11-14

    IPC分类号: F03B15/02

    摘要: The invention relates to a hydraulic plant (I) that defines a path (4, 5, 6) for a forced water flow (E), and comprises at least one machine (1) of the turbine, pump or turbine-pump type, a member (8) provided with at least one deformable wall (81) and defining at least one closed volume (V8) with variable dimensions. The plant also includes means (9, 91) for supplying (Fg) the closed volume with a pressurized fluid. The member with a deformable wall (81) is mounted in a hydraulic duct (6) located downstream from a rotary portion (2) of the machine (1). The deformable wall defines, locally and downstream from the rotary portion (2), a modular section (S63) for the flow (E) passage in the hydraulic duct (6). According to the method of the invention, a pressurized fluid is injected (F9) into a closed volume having variable dimensions (V8) and defined by a member (8) provided in a hydraulic duct (6) located downstream from the rotary portion (2), in order to modulate the passage section (S63).

    摘要翻译: 本发明涉及一种限定用于强制水流(E)的路径(4,5,6)的液压装置(I),并且包括涡轮机,泵或涡轮泵型的至少一个机器(1) 设置有至少一个可变形壁(81)并且限定具有可变尺寸的至少一个闭合容积(V8)的构件(8)。 该设备还包括用于向密闭容积供给(Fg)加压流体的装置(9,91)。 具有可变形壁(81)的构件安装在位于机器(1)的旋转部分(2)下游的液压管道(6)中。 所述可变形壁在所述旋转部分(2)的局部和下游限定用于所述液压管道(6)中的流动(E)通道的模块化部分(S63)。 根据本发明的方法,将加压流体(F9)注入到具有可变尺寸(V8)并由设置在位于旋转部分(2)的下游的液压管道(6)中的构件(8)限定的闭合容积中 ),以便调节通道部分(S63)。

    Wheel for a hydraulic machine, a hydraulic machine including such a wheel, and an energy conversion installation equipped with such a hydraulic machine
    4.
    发明授权
    Wheel for a hydraulic machine, a hydraulic machine including such a wheel, and an energy conversion installation equipped with such a hydraulic machine 有权
    用于液压机的轮,包括这种轮的液压机,以及配备有这种液压机的能量转换装置

    公开(公告)号:US08684694B2

    公开(公告)日:2014-04-01

    申请号:US12866837

    申请日:2009-02-13

    IPC分类号: F01D5/04 F03B3/02

    CPC分类号: F01D5/048 Y02E10/28

    摘要: The invention relates to a wheel (R) of the Francis type that comprises a ring (1) with revolution symmetry about the rotation axis (Z) of the wheel (R), and curved blades (21, 22) connected to the ring (1) and each having an outer peripheral edge (212, 222) and an inner central edge (211, 221). The connection points (B21, B22) between the ring (1) and the inner central edges (211, 221) of the blades (21, 22) are located on a same circle (C20) centered on the axis (Z). The connection points (A21, A22) between the ring (1) and the outer peripheral edges (212, 222) of the blades (21, 22) are located on at least two distinct circles (C21, C22) (D21, D22) centered on the axis (Z).

    摘要翻译: 本发明涉及一种弗朗西斯式的轮(R),其包括围绕车轮(R)的旋转轴线(Z)具有旋转对称的环(1)和连接到所述环的弯曲叶片(21,22) 1),并且每个具有外周缘(212,222)和内中心边缘(211,221)。 环(1)和叶片(21,22)的内中心边缘(211,221)之间的连接点(B21,B22)位于以轴线(Z)为中心的同一圆(C20)上。 环(1)和叶片(21,22)的外周缘(212,222)之间的连接点(A21,A22)位于至少两个不同的圆(C21,C22)(D21,D22) 以轴(Z)为中心。

    ENERGY CONVERSION HYDRAULIC PLANT AND METHOD FOR CONTROLLING SUCH PLANT
    5.
    发明申请
    ENERGY CONVERSION HYDRAULIC PLANT AND METHOD FOR CONTROLLING SUCH PLANT 有权
    能量转化液压装置及其控制方法

    公开(公告)号:US20100260622A1

    公开(公告)日:2010-10-14

    申请号:US12741740

    申请日:2008-11-14

    IPC分类号: F04B17/00

    摘要: The invention relates to a hydraulic plant (I) that defines a path (4, 5, 6) for a forced water flow (E), and comprises at least one machine (1) of the turbine, pump or turbine-pump type, a member (8) provided with at least one deformable wall (81) and defining at least one closed volume (V8) with variable dimensions. The plant also includes means (9, 91) for supplying (Fg) the closed volume with a pressurised fluid. The member with a deformable wall (81) is mounted in a hydraulic duct (6) located downstream from a rotary portion (2) of the machine (1). The deformable wall defines, locally and downstream from the rotary portion (2), a modular section (S63) for the flow (E) passage in the hydraulic duct (6). According to the method of the invention, a pressurised fluid is injected (F9) into a closed volume having variable dimensions (V8) and defined by a member (8) provided in a hydraulic duct (6) located downstream from the rotary portion (2), in order to modulate the passage section (S63).

    摘要翻译: 本发明涉及一种限定用于强制水流(E)的路径(4,5,6)的液压装置(I),并且包括涡轮机,泵或涡轮泵型的至少一个机器(1) 设置有至少一个可变形壁(81)并且限定具有可变尺寸的至少一个闭合容积(V8)的构件(8)。 该设备还包括用于向密闭容积供给(Fg)加压流体的装置(9,91)。 具有可变形壁(81)的构件安装在位于机器(1)的旋转部分(2)下游的液压管道(6)中。 所述可变形壁在所述旋转部分(2)的局部和下游限定用于所述液压管道(6)中的流动(E)通道的模块化部分(S63)。 根据本发明的方法,将加压流体(F9)注入到具有可变尺寸(V8)并由设置在位于旋转部分(2)的下游的液压管道(6)中的构件(8)限定的闭合容积中 ),以便调节通道部分(S63)。

    Francis turbine
    6.
    发明授权
    Francis turbine 有权
    弗朗西斯涡轮机

    公开(公告)号:US07195460B2

    公开(公告)日:2007-03-27

    申请号:US10528142

    申请日:2003-10-02

    IPC分类号: F01D5/12 F03B13/10

    摘要: A Francis runner and a hydraulic turbine equipped with such a runner, wherein the runner includes a ceiling, a belt, and blades which extend between the ceiling and the belt and which define liquid flow channels therebetween. A ratio (e/L) of a maximum thickness Ce) of each blade to an average developed length (L) of an average fibre of each blade is between 0.1 and 0.2. At a leading edge of each blade, the average fibre is oriented, over essentially an entire height of the leading edge, along a straight line (Δ23), which forms an angle (α) greater than 90° relative to a line (U) defining a direction of rotation of the leading edge of the runner.

    摘要翻译: 弗朗西斯转轮和配备有这种转轮的水轮机,其中跑步机包括天花板,皮带和在天花板和皮带之间延伸并在其之间限定液体流动通道的叶片。 每个叶片的最大厚度Ce)与每个叶片的平均纤维的平均展开长度(L)的比(e / L)在0.1和0.2之间。 在每个叶片的前缘处,平均纤维沿着直线(ΔL23)定向在前缘的基本上整个高度上,其形成大于90°的角度(α) °相对于限定转轮前缘旋转方向的线(U)。