NOZZLE INSERT FOR A YANKEE IMPINGEMENT HOOD
    1.
    发明申请
    NOZZLE INSERT FOR A YANKEE IMPINGEMENT HOOD 有权
    喷嘴插件用于燕子冲击罩

    公开(公告)号:US20090007454A1

    公开(公告)日:2009-01-08

    申请号:US12141420

    申请日:2008-06-18

    CPC classification number: D21F5/044 D21F5/181 F26B13/10 F26B21/004

    Abstract: The present invention includes a nozzle insert for use in a drying machine of the type used in paper web drying. The nozzle insert of the present invention includes at least one intake having a central portion, wherein a pair of center vanes is disposed for directing airflow. The central portion is bounded by at least one turning vane adapted for directing airflow in a lateral direction. For each turning vane, there is at least one straightening vane adapted for curtailing swirling of the airflow. The vanes are oriented at optimal angles for directing the flow of the nozzle in a lateral direction, while permitting some air to penetrate the central portion through a series of ports. The intakes are bounded by a series of insulated bulkheads, which serve to direct airflow and contain heat-loss through thermal emission.

    Abstract translation: 本发明包括用于纸幅干燥中使用的类型的干燥机中的喷嘴插入件。 本发明的喷嘴插件包括至少一个具有中心部分的入口,其中设置一对中心叶片以引导气流。 中心部分由至少一个适于在横向方向引导气流的转动叶片限定。 对于每个转动叶片,存在至少一个矫直叶片,用于减少气流的旋转。 叶片以最佳角度定向,以在横向方向上引导喷嘴的流动,同时允许一些空气通过一系列端口穿透中心部分。 进气口由一系列绝热隔板限定,用于引导气流并通过热发射包含热损失。

    Nozzle insert for a Yankee impingement hood
    2.
    发明授权
    Nozzle insert for a Yankee impingement hood 有权
    喷嘴用于扬基撞击罩

    公开(公告)号:US07975402B2

    公开(公告)日:2011-07-12

    申请号:US12141420

    申请日:2008-06-18

    CPC classification number: D21F5/044 D21F5/181 F26B13/10 F26B21/004

    Abstract: The present invention includes a nozzle insert for use in a drying machine of the type used in paper web drying. The nozzle insert of the present invention includes at least one intake having a central portion, wherein a pair of center vanes is disposed for directing airflow. The central portion is bounded by at least one turning vane adapted for directing airflow in a lateral direction. For each turning vane, there is at least one straightening vane adapted for curtailing swirling of the airflow. The vanes are oriented at optimal angles for directing the flow of the nozzle in a lateral direction, while permitting some air to penetrate the central portion through a series of ports. The intakes are bounded by a series of insulated bulkheads, which serve to direct airflow and contain heat-loss through thermal emission.

    Abstract translation: 本发明包括用于纸幅干燥中使用的类型的干燥机中的喷嘴插入件。 本发明的喷嘴插件包括至少一个具有中心部分的入口,其中设置一对中心叶片以引导气流。 中心部分由至少一个适于在横向方向引导气流的转动叶片限定。 对于每个转动叶片,存在至少一个矫直叶片,用于减少气流的旋转。 叶片以最佳角度定向,以在横向方向上引导喷嘴的流动,同时允许一些空气通过一系列端口穿透中心部分。 进气口由一系列绝热隔板限定,用于引导气流并通过热发射包含热损失。

    Nozzle insert for a Yankee impingement hood
    3.
    发明授权
    Nozzle insert for a Yankee impingement hood 有权
    喷嘴用于扬基撞击罩

    公开(公告)号:US07448147B2

    公开(公告)日:2008-11-11

    申请号:US10995079

    申请日:2004-11-22

    CPC classification number: D21F5/044 D21F5/181 F26B13/10 F26B21/004

    Abstract: The present invention includes a nozzle insert for use in a drying machine of the type used in paper web drying. The nozzle insert of the present invention includes at least one intake having a central portion, wherein a pair of center vanes is disposed for directing airflow. The central portion is bounded by at least one turning vane adapted for directing airflow in a lateral direction. For each turning vane, there is at least one straightening vane adapted for curtailing swirling of the airflow. The vanes are oriented at optimal angles for directing the flow of the nozzle in a lateral direction, while permitting some air to penetrate the central portion through a series of ports. The intakes are bounded by a series of insulated bulkheads, which serve to direct airflow and contain heat-loss through thermal emission.

    Abstract translation: 本发明包括用于纸幅干燥中使用的类型的干燥机中的喷嘴插入件。 本发明的喷嘴插件包括至少一个具有中心部分的入口,其中设置一对中心叶片以引导气流。 中心部分由至少一个适于在横向方向引导气流的转动叶片限定。 对于每个转动叶片,存在至少一个矫直叶片,用于减少气流的旋转。 叶片以最佳角度定向,以在横向方向上引导喷嘴的流动,同时允许一些空气通过一系列端口穿透中心部分。 进气口由一系列绝热隔板限定,用于引导气流并通过热发射包含热损失。

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