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2. 发明申请

WO2010023489A1 IMPROVEMENTS IN OR RELATING TO CONTROL OF CENTRIFUGE SYSTEMS 审中-公开
标题翻译：对离心系统的控制或相关的改进
公开(公告)号：WO2010023489A1
公开(公告)日：2010-03-04
申请号：PCT/GB2009/051096
申请日：2009-08-28
申请人： NATIONAL OILWELL VARCO, L.P. , EL DORRY, Khaled , SMITH, George Edward , GUGGARI, Mallappa Ishwarappa , KOEDERITZ, William Leo , LUCAS, Brian Ronald
发明人： EL DORRY, Khaled , SMITH, George Edward , GUGGARI, Mallappa Ishwarappa , KOEDERITZ, William Leo
IPC分类号： B04B1/20
CPC分类号： B04B1/2016
摘要： A method of controlling a centrifuge system (10) for separating solids-laden fluid into solid and fluid parts, which centrifuge system (10) comprises: a bowl (12), a bowl motor system (24) for rotating 5 said bowl, rotation of said bowl resulting in a G-force applied to said bowl (12), a bowl variable frequency drive (54) for driving said bowl motor system (24), a conveyor (18) rotatable within said bowl (12), a conveyor motor (34) for rotating said conveyor (18), a conveyor 10 variable frequency drive (56) for driving said conveyor motor (34), a pump (44) for pumping material to be centrifuged in said bowl, a pump motor (46) for driving said pump, a pump variable frequency drive (46) for driving said pump motor, and a control system (60) for 15 controlling said bowl variable frequency drive (54), said conveyor variable frequency drive (56), and said pump variable frequency drive (46), the control system (60) comprising computer apparatus, which method comprises the steps of: 20 rotating said bowl (12) with said bowl motor (24), and controlling said bowl motor (24) with said bowl variable frequency drive (54); pumping solids-laden fluid into said bowl (12) for separation therein; 25 controlling the operation of said centrifuge system (10) with said computer apparatus; characterised by the step of: said computer apparatus controlling the G-force on said bowl (12) as said bowl is rotated by said bowl motor 30 (24) driven by said bowl variable frequency drive (54) so that the G-force on said bowl (12) does not exceed a pre- set maximum G-force stored in said computer apparatus, wherein G-force is controlled by one of adjusting the G- force on said bowl (12) and adjusting the speed of said 35 - 79 - bowl (12).
摘要翻译：一种控制离心机系统（10）的方法，用于将固体含量的液体分离成固体和流体部件，该离心机系统（10）包括：碗（12），用于使所述碗旋转的碗式马达系统（24），旋转的所述碗导致施加到所述碗（12）的G力，用于驱动所述碗式马达系统（24）的碗变频驱动器（54），可在所述碗（12）内旋转的输送机（18）用于旋转所述输送机（18）的马达（34），用于驱动所述输送马达（34）的输送机10变频驱动器（56），用于泵送待在所述碗中离心的材料的泵（44），泵马达），用于驱动所述泵电动机的泵变频驱动器（46）和用于控制所述碗变频驱动器（54）的控制系统（60），所述输送机变频驱动器（56）和所述泵变频驱动器（46），所述控制系统（60）包括计算机装置，所述方法包括以下步骤：20旋转用所述碗式马达（24）将所述碗（12）吸入，并用所述碗变频驱动器（54）控制所述碗马达（24）。将含固体的流体泵送到所述碗（12）中以在其中分离; 25，用所述计算机装置控制所述离心机系统（10）的操作; 其特征在于以下步骤：当所述碗由所述碗式变频驱动器（54）驱动的所述碗式马达30（24）旋转时，所述计算机设备控制所述碗（12）上的G力，使得G力所述碗（12）不超过存储在所述计算机设备中的预设最大G力，其中，通过调节所述碗（12）上的G力并调节所述35- 79 - 碗（12）。

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