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    • 51. 发明授权
    • High efficiency heat transfer structure
    • 高效传热结构
    • US6122917A
    • 2000-09-26
    • US103605
    • 1998-06-24
    • Peter Senior
    • Peter Senior
    • F23R3/00F23R3/08F23R3/44F28F13/02F02C7/12
    • F23R3/08F23R3/002F23R3/44F28F13/02F23R2900/03044F28D2021/0078Y10S165/908Y10S415/914
    • A heat transfer structure for the efficient cooling of a heated surface such as the combustor wall of a gas turbine has a high heat transfer coefficient and can therefore operate at a relatively low pressure loss. A cooling jacket is formed around the heated surface by means of an apertured wall parallel to and spaced from the heated surface. Cooling fluid such as air flows into the cooling jacket through the apertures and impinges as air jets on the heated surface. The heat transfer coefficient is greatly increased by flow diversion features associated with the apertures which act as Coanda surfaces to divert the air jets so that they impinge obliquely and turbulently on the heated surface and establish subsequent turbulent sinuous cross-flows of the cooling air on the heated surface.
    • 用于有效地冷却诸如燃气轮机的燃烧器壁的加热表面的传热结构具有高的传热系数,并且因此可以在相对低的压力损失下操作。 通过平行于加热表面并与加热表面间隔开的有孔壁,在加热表面周围形成冷却套。 诸如空气的冷却流体通过孔流入冷却套,并作为空气射流冲击在被加热的表面上。 传导系数大大地增加了与作为柯恩达表面的孔相关联的流动分流特征,以转移空气射流,使得它们倾斜和湍动地撞击在被加热的表面上,并建立冷却空气的随后的湍流弯曲交叉流动 加热面。
    • 53. 发明授权
    • Coolable wall configuration
    • 可冷却墙体配置
    • US4752186A
    • 1988-06-21
    • US277481
    • 1981-06-26
    • George P. Liang
    • George P. Liang
    • F01D5/18F01D5/08
    • F01D5/187F28D2021/0078
    • A coolable wall configuration includes a slot formed between two wall portions for carrying coolant fluid in a downstream direction wherein the slot is divided into a plurality of parallel channels by as plurality of parallel barrier walls extending in a direction perpendicular to the downstream direction, the barrier walls having openings therethrough at regular intervals to interconnect the channels, wherein the openings in adjacent barrier walls are staggered so that cooling fluid flowing through each opening impinges upon a wall portion of the next barrier wall and ultimately traverses a square wave-like flow path as it moves downstream from channel to channel. This configuration is particularly suitable for use in the trailing edge region of an airfoil.
    • 可冷却壁构造包括形成在两个壁部分之间的槽,用于沿下游方向承载冷却剂流体,其中该槽由垂直于下游方向的方向延伸的多个平行阻挡壁分成多个平行通道, 壁以规则的间隔穿过其中以互连通道,其中相邻阻挡壁中的开口交错,使得流过每个开口的冷却流体撞击下一个阻挡壁的壁部分,并且最终穿过方波状的流动路径,如 它从通道向下游移动。 该构造特别适用于翼型件的后缘区域。
    • 59. 发明专利
    • Cooling structure, gas turbine combustor and manufacturing method of cooling structure
    • 冷却结构,燃气轮机和冷却结构的制造方法
    • JP2012219668A
    • 2012-11-12
    • JP2011084562
    • 2011-04-06
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • MIYAKE YOSHIAKI
    • F02C7/18F23R3/42
    • F23R3/005F23R3/002F23R2900/03045F28D2021/0078F28F3/022F28F3/048F28F13/12Y02T50/675Y10T29/49359
    • PROBLEM TO BE SOLVED: To provide a cooling structure, a gas turbine combustor, and a method of manufacturing the cooling structure which can achieve high cooling efficiency without increasing a manufacturing cost.SOLUTION: A cooling structure includes a first member 3 as a cooling object having a first plane and a second member 4 arranged above the first plane and provided with a second plane opposite to the first plane so as to form a passage in which a cooling medium flows between the first plane and the second plane. The first member comprises a plurality of protrusions 15 extending upwardly from the first plane. Each of the plurality of protrusion extends so as to be inclined along a direction in which the cooling medium flows. A clearance between the second plane and a tip of the each protrusions set so that a heat transfer coefficient between the cooling medium and the second member becomes larger than a heat transfer coefficient when each projection extends upwardly in a vertical direction from the first plane.
    • 要解决的问题:提供一种冷却结构,燃气轮机燃烧器以及可以在不增加制造成本的情况下实现高冷却效率的制冷结构的制造方法。 解决方案:冷却结构包括作为具有第一平面的冷却对象的第一构件3和布置在第一平面上方的第二构件,并且设置有与第一平面相对的第二平面,以形成通道,其中 冷却介质在第一平面和第二平面之间流动。 第一构件包括从第一平面向上延伸的多个突起15。 多个突起中的每一个沿着冷却介质流动的方向延伸。 第二平面与每个突出部的尖端之间的间隙,使得当每个突起从第一平面沿垂直方向向上延伸时,冷却介质和第二部件之间的传热系数变得大于传热系数。 版权所有(C)2013,JPO&INPIT