| 摘要 |
<p>The invention relates to an apparatus for determining a flow rate, with at least one flow passage (41) for a fluid, an adjustable measuring device (100) and a throttle (10). The apparatus is characterized in that the throttle is arranged to be movable about at least one pivot axis and engages with a predetermined and variable flow edge section (63, 68, 81, 83) at least in a partial region of the fluid flow passage prior to the measuring device. The apparatus according to the invention further comprises a bypass (30), which is variable at least by means of a bypass actuating member.</p> |
