| 发明名称 | Device and a method for measuring fluid-mechanically effective material parameters of a fluid | ||
| 摘要 | A method and a device for the measurement of fluid-mechanically effective parameters of a fluid, with a fluid pump which comprises a delivery element (2) which is mounted in a magnet bearing (10, 10a, 11, 11a), according to the invention, envisages the delivery element (2) of the fluid pump being excited into an oscillation by way of an excitation device (16, 44), wherein the oscillation parameters as well as, as the case may be, the oscillation behaviour is measured, and parameters of the fluid are determined from this. | ||
| 申请公布号 | US9297735(B2) | 申请公布日期 | 2016.03.29 |
| 申请号 | US201013512426 | 申请日期 | 2010.11.30 |
| 申请人 | Berlin Heart GmbH | 发明人 | Graichen Kurt;Arndt Andreas;Nuesser Peter |
| 分类号 | G01N11/16;A61M1/10 | 主分类号 | G01N11/16 |
| 代理机构 | Brinks Gilson & Lione | 代理人 | Brinks Gilson & Lione |
| 主权项 | 1. A device for the measurement of fluid-mechanically effective material parameters of a fluid, the device comprising: an axial fluid pump which comprises a delivery element mounted in a magnet bearing, the magnet bearing comprising a permanent magnet and a first coil; an excitation device for the oscillation excitation of the delivery element against a counter-force applied by the magnet bearing, the oscillation excitation in an axial direction in which the delivery element is configured to deliver the fluid, the excitation device comprising a second coil; and a sensor device for measuring the oscillation behaviour of the delivery element. | ||
| 地址 | Berlin DE | ||